Você sabia que é preciso um bom vocabulário para se sair bem no ACT? Já foi o tempo em que você precisava aprender as definições de dezenas de palavras difíceis em inglês, mas um bom conhecimento do idioma ainda é a chave para se sobressair em diferentes seções da prova. Para te ajudar com isso, compilamos uma lista de 163 palavras-chave do vocabulário do ACT que você deve saber. Vamos lá?

Palavras do vocabulário do ACT que você deve saber:

Palavra	Definição	Exemplo em uma frase
Abundant	Presente em grandes quantidades	Living next to a lake means we have an abundant supply of water.
Accurate	Correto; sem erros	Make sure your address is accurate before submitting your online order.
Acquire	Adquirir; tomar posse de	When my grandfather died, I acquired his baseball card collection.
Adamant	Recusar a mudar de opinião	The defendant was adamant that he was innocent.
Adequate	Suficiente para atender a uma tarefa ou propósito específico	Though his resume was adequate, the company doubted whether he’d be a good fit.
Adequate	Suficiente para atender às suas necessidades	Our house isn’t big, but it’s adequate for the two of us.
Adjacent	Próximo ou ao lado de	The park is adjacent to the school.
Adverse	Desfavorável	I had an adverse reaction to my medication and had to stop taking it.
Affable	Amigável; fácil de falar com	As the most affable of the teachers, Mr. De Soto was the math teacher all the students wanted.
Ambiguous	Ter vários sentidos possíveis; pouco claro e difícil de entender	When I asked HR what my chances were of getting the job, they gave me a very ambiguous reply.
Ambitious	Ter um forte desejo de sucesso ou realização	Kelsey is so ambitious she's settling for nothing less than the presidency.
Annihilate	Destruir ou matar	The dictator sent orders to annihilate the group of rebels.
Antipathy	Um forte sentimento de aversão	Her antipathy toward the professor was obvious: she rolled her eyes whenever he entered the classroom.
Apparent	Facilmente visto ou entendido	Alexis said she was fine, but the tears in her eyes made it apparent she was lying.
Ascent	Movimento para cima; avanço	Ruthless and cunning, Mable refused to let anyone come in the way of her ascent to the country's highest political office.
Attribute	Dar crédito	Be sure to attribute credit to your sources when writing a research paper.
Arbitrary	Com base em um capricho ou decisão aleatória	Flipping a coin is an arbitrary way to make a decision.
Arduous	Que requer grande esforço	After you cross the bridge, there’s an arduous walk up the hill.
Benevolent	Gentil, generoso	Many cultures believe in benevolent spirits.
Bias	Parcialidade	It’s important to avoid bias when investigating a crime.
Bolster	Apoiar, fortalecer ou fortificar	If we work together, we should be able to lift and then bolster the couch.
Burgeoning	Crescendo rapidamente; florescendo	It didn't take long for my burgeoning cake business to have more customers than I could handle.
Bypass	Evitar	The longtime cab driver knew the exact backstreet to take in order to bypass the traffic pileup.
Candid	Direto, contundente	Josh is candid about his desire to become an actor.
Candor	O traço de ser honesto e franco	I admire her candor, especially when nobody else bothers to speak up.
Capitalize	Usar para vantagem própria	I’d like to capitalize on your math skills by having you work the cash register.
Catalyst	Algo que cause uma mudança ou um novo evento	Everett's unfair conviction was the catalyst for his lifelong interest in justice and criminal reform.
Ceaseless	Sem fim, sem pausas	No matter where you were on the island, it was possible to hear the ceaseless sound of the sea.
Censure	Expressar forte desaprovação	Every parent in our district censured the education cuts.
Clarify	Tornar algo claro ou inteligível	Whenever I'm feeling overwhelmed, I try to take a walk to try to clarify my thoughts and decide what to do next.
Coincide	Acontecer ao mesmo tempo	It wasn’t until after I booked my ticket that I realized the concert coincided with my finals.
Competent	Suficientemente cualificado	We need to hire a competent web developer to create a good website for our company.
Complacent	Satisfeito, sem nenhum desejo de mudar ou melhorar	Though he had never won any awards or even been published, he was complacent with his life as a poet.
Complement	Tornar perfeito ou completo	This wine perfectly complements this platter of gourmet cheese.
Conceal	Esconder	Bram wore his hat low to conceal the scar on his face.
Concur	Concordar	Brian believes women should be paid as much as men, and I concur.
Condense	Reduzir para uma forma mais curta; tornar mais compacto	Rhiannon's boss asked her to condense the 15-page report into a one-page memo.
Confine	Limitar ou restringir; fechar dentro de limites	After breaking curfew for the third time, Tony's parents confined him to the house for a month.
Confluence	Um encontro de pessoas ou coisas; uma união	The confluence of hot and cold air created a powerful thunderstorm.
Consecutively	Um após outro, em sucessão ininterrupta	The robber was ordered to serve his two sentences consecutively, with the shorter sentence being served first.
Console	Confortar	Maggie always remembered that Sebastian was the first to console her after her dog died.
Contention	Uma disputa; oposição; rivalidade	As they'd been enemies since childhood, Meena expected bitter contention from Jane when she voiced her opinion.
Contours	Linha ou borda que define os limites de um objeto	The winding road followed the contours of the Vosges Mountains.
Contradict	Estar em contraste com	The camera footage contradicts his alibi.
Controversial	Altamente discutível e causador de polêmica	Millions of viewers watched the controversial debate take place.
Conventional	Respeitar as normas aceitas	Ebba lives a conventional life in the suburbs.
Convey	Transmitir ou transferir (informação)	I have trouble conveying my thoughts in French.
Copious	Abundante	Jiro always takes copious notes during history class.
Cordial	Amigável; cortês	Because she was the one to break their engagement, Anya was nervous about seeing Eric again, but he was nothing but cordial.
Crucial	Crítico; extremamente importante	Once General Grant received crucial information about the position of enemy troops, he was able to plan his strategy.
Crude	Rudimentar; não refinado	My own painting appeared crude and childlike compared to the prize winner's masterpiece.
Cumbersome	Incontrolável; oneroso	The bag of overstuffed pillows was light, but its cumbersome shape made it difficult to carry.
Deceive	Enganar ou iludir	My ex-boyfriend deceived me by pretending to be a millionaire.
Deference	Respeito; consideração	Her deference to the elderly makes her the perfect candidate for an internship at the retirement center.
Deficiency	Uma falta de	Many sailors were stricken by scurvy until it was learned the disease was caused by a Vitamin C deficiency.
Depict	Representar	Mama was furious after the caricaturist depicted her with a unibrow and buck teeth.
Deplete	Usar em excesso com o tempo, de modo que os recursos se tornem escassos.	The lost campers quickly depleted their supply of food.
Desolate	Desprotegido, vazio	The moon is one giant, desolate landscape.
Derive	Deduzir; obter de uma fonte ou origem	Many English words are derived from German.
Devoid	Na falta de	As he charged, the knight's face was devoid of any fear.
Dexterity	Habilidade em mover as mãos ou o corpo; esperteza	The brain surgeon used great dexterity as she made the tiny incision.
Digress	Desviar-se do tema principal	I don't mean to digress from your story, but have you seen this new YouTube video?
Diminish	Encolher ou reduzir	Sprinkle baking soda on the carpet to diminish red wine stains.
Discrepancy	Uma inconsistência ou diferença	A discrepancy in her tax returns caused Geraldine to receive half the refund she was owed.
Dismantle	Desmontar	To stem rampant corruption, the new CEO dismantled the entire C-suite and hired new managers.
Distinctive	Destacado, distinto	Aunt Lola's distinctive turquoise hair always makes her easy to find in a crowd.
Dominant	Governar, controlar; estar em uma posição de autoridade	The dominant male gorilla is the only one permitted to produce offspring.
Efficient	Maximizar a produtividade	Now that I’m following a schedule at work, I’m much more efficient.
Eliminate	Remover	Our team lost the match and was eliminated from the competition.
Eminent	Superior ou distinto; alto em posição ou status	Our town made news when the eminent magician came to perform at our local theater.
Engrossed	Ocupar plenamente a mente ou a atenção	Lydia was so engrossed in her magazine that she missed her train stop.
Erode	Desgastar (figurativa ou literalmente)	The constant lies eroded my trust in James.
Estimate	Um valor aproximado	Try to get an estimate of the number of people attending the concert.
Eternal	Sem fim ou começo	Many people who are afraid of dying have searched for the secret to eternal life.
Exemplify	Servir como um exemplo de uma coisa	Mark Twain's writings exemplified the humorist style.
Expend	Consumir (como energia ou dinheiro)	Be careful not to expend all your energy in the first half of a marathon.
Expedite	Acelerar o processo	You'll need to expedite the shipping if you want the gift to arrive in time for your brother's birthday.
Expertise	Conhecimento ou habilidade especializada em uma determinada habilidade	The doctor's expertise is in knee surgeries.
Expose	Revelar ou desmascarar	The emails sent to the journalist exposed the company's corruption.
Extensive	Cobrindo uma grande área; grande em número	Ash bought the car for a great price, but its issues were extensive.
Fastidious	Difícil de agradar; tomando cuidado excessivo	Mrs. Pelton was fastidious and never had so much as a speck of dirt on her clothes.
Flaw	Imperfeição ou defeito	Alexei was devastated when she discovered an unsightly flaw in the diamond her fiance had given her.
Fluctuate	Instável	Stocks can fluctuate on a daily basis, making it difficult to determine when to buy or sell one.
Frenetic	Frenético	After three cups of coffee, Wally ran through the house, filled with frenetic energy.
Functional	Capaz de trabalhar ou operar	The television looked impressive, but it wouldn't be functional until Dad fixed the wiring problem.
Grandeur	Ser incrível ou impressionante	The Palace of Versailles was designed to show the grandeur of the French court.
Historic	Importante na História	July 20, 1969, is a historic day: it's the first day men walked on the moon.
Hitherto	Até o momento	All attempts to lead into gold have hitherto been unsuccessful.
Hostile	Nocivo, perigoso	The voices around the corner sounded angry, hostile even.
Hypothetical	Suposto; relacionado a uma hipótese	For my physics homework, I must come up with a hypothetical situation.
Indifferent	Apático, sem se importar	Anjuli's father was indifferent to her Tik Tok fame.
Immense	Muito grande, vasto	Alone in the immense forest, the hiker could see nothing but trees.
Imminent	Prestes a acontecer	As the black clouds towered in the sky, Madeleine knew the storm was imminent.
Inconceivable	Inimaginável	Manuel found it inconceivable that Alfred Hitchcock never won a Best Director Oscar.
Informal	Casual, sem cerimônia	I wasn't expecting the party to be so informal and wished I'd worn sandals instead of heels.
Inhibit	Impedir ou proibir	Keeping the wound clean and covering it with a bandage will inhibit infection.
Innovative	Novo ou diferente	The inventor's innovative designs for flying machines stunned his audience.
Intricate	Complexo, com muitas partes relacionadas	It takes Alma at least a week to complete each intricate weaving.
Jumbled	Uma bagunça, confusão	The young boy searched for his homework among the jumbled clutter on his bedroom floor.
Languid	Lento; sem energia	During the languid days of summer, there's nothing I like more than sitting on the porch with a glass of lemonade.
Latter	A segunda de duas coisas	Between sitting at home and going to the beach, I prefer the latter.
Listless	Indiferente; com pouca energia ou interesse	A nasty bout of the flu left Harry listless and bored.
Lucrative	Capaz de ganhar muito dinheiro; rentável	Writing books isn’t a particularly lucrative career, unless you’re J.K. Rowling.
Malicious	Nocivo, maldoso, rancoroso	The malicious spirit drove out the inhabitants from their home.
Malleable	Capaz de ser moldado ou mudado	Children’s minds are malleable but only for so long.
Modify	Mudar, alterar ou ajustar	Dr. Nguyen modified the gene so that it wouldn’t carry the disease.
Momentous	Historicamente significativo	Her win in the election was momentous.
Novel	Novo, inovador	We are looking for novel ways to approach the project.
Nuance	Uma diferença sutil no significado	Body-language experts even understand the nuances of facial expressions.
Objectivity	Julgamento com base em observações em vez de emoções ou opiniões	In scientific research, objectivity is of utmost importance.
Obsolete	Não mais usado; raro ou incomum	Historians assumed record players would be obsolete by now, but in fact they’re making a huge comeback.
Omnipotent	Todo-poderoso	Gods are omnipotent beings who can control human destiny.
Paradox	Uma ideia que parece contraditória ou improvável, mas que é, de fato, verdadeira	It always struck Gene as a paradox that standing could be more tiring than walking.
Paramount	Primeiro em importância	Before you start the experiment, it's paramount that you put gloves on.
Partial	Que toma um lado	We can get strawberry ice cream, but I'm actually more partial to chocolate.
Perpetual	Perpétuo, para sempre	Jackson's perpetual luck meant he died a wealthy and happy man.
Perplex	Confundir ou complicar	Agatha was perplexed by the complicated geometry question.
Plausible	Crível, digno de confiança	Jan's teacher didn't find it plausible that his dog had eaten his homework.
Potent	Poderoso	The potion was potent enough to clear Mark's sinuses immediately.
Pragmatic	Prático	Genevieve's simple and pragmatic idea solved our problem.
Precise	Exato; rigorosamente definido	For baking, more than cooking, you need to be precise with your measurements if you want your recipes to turn out well.
Predate	Vir antes (com o tempo)	The Pyramids of Giza predated Cleopatra by some 2,500 years!
Premature	Ocorrendo cedo demais	Because it was only their second date, Alex thought talk of their future wedding colors was premature.
Prescience	Previsão, saber algo antes de acontecer	As more of its plot appears to come true in the 21st century, Orwell's 1984 astounds readers with its prescience.
Prestigious	Ter uma forte reputação; impressionante	After saving three children from drowning, Eli was honored with the city's most prestigious award.
Proficient	Competente	Gaia wrote she was "proficient in coding" even though she'd flunked Computers 101 in college.
Prohibit	Proibir	Because she hated rock music, my strict aunt prohibited me from attending the concert.
Prolific	Produzir grandes quantidades, geralmente com freqüência	Mr. Johnson is a prolific writer and has published one novel a year for decades.
Prolong	Ganhar mais tempo	Jackie was enjoying herself so much she looked for ways to prolong the date she was on.
Prominent	Facilmente perceptível; bem conhecido	Actor Jimmy Durante was known for his gravelly voice and prominent nose.
Protrude	Projetar	The hiker was so thin I could see his bones protruding under his skin.
Qualitative	Referente à qualidade de algo (características e conteúdo)	I noticed a qualitative change in her paintings.
Quantitative	Envolvendo quantidades (números e quantidades)	We must conduct a quantitative analysis.
Radical	Extremo; surpreendentemente diferente da forma tradicional	The politician's views were so radical it was clear she had no shot at winning.
Reinforce	Fortalecer ou dar apoio a	We can use these pipes to reinforce the structure.
Relevant	Estreitamente relacionado com o assunto em questão	Despite intense interest in her divorce, the movie star ordered the journalist to only ask her questions relevant to her upcoming film.
Resolute	Determinado	I begged Mrs. Jacobi to raise my biology grade, but she was resolute that I'd gotten the grade I deserved.
Retrospect	Contemplação do passado	In retrospect, Jordan realized he was the reason most of his relationships had ended.
Revive	Dar vida ou consciência novamente, trazer à tona de volta	Although he was exhausted, a glass of cold water revived James enough that he could finish his story.
Revolutionize	Trazer uma mudança significativa	Instagram revolutionized the travel industry and how people choose which places to visit.
Riddled	Cheio de pequenos buracos	After the battle, the buildings were riddled with bullet holes.
Rigorous	Severo, rigoroso	If Marian wanted to be accepted into the FBI, she knew she'd have to exercise rigorously to pass the fitness test.
Scrutinize	Examinar com cuidado e crítica	The teacher scrutinized her students’ essays.
Skeptical	Mostrar dúvida	Lori insisted she would always do her chores from now on, but her mother was skeptical.
Solidarity	A união de pontos em comum ou propósitos comuns entre um grupo	I stood in solidarity with other female students by refusing to wear the school’s sexist uniform.
Sparingly	Insuficiente, com escassez ou de forma restrita	Due to my condition, I must eat salt sparingly.
Static	Mostrando pouca ou nenhuma mudança/movimento	Despite all the diet changes I'd made, my weight remained static.
Staunch	Leal, firme	Despite his failures, Tim's mother always remained his staunch supporter.
Strenuous	Que exige intenso esforço	After getting the flu, I was ordered to avoid strenuous activity from the next two weeks while I recovered.
Subsequently	Vindo mais tarde ou depois	Dani ate four pieces of blackberry pie and subsequently got a stomach ache.
Subversive	Com a intenção de derrubar, enganar ou destruir	Fearing a loss of power, the dictator imprisoned all journalists, claiming their writings were subversive.
Sufficient	Suficiente, atende a uma exigência	These boxes should be sufficient for our move.
Sumptuous	Luxuoso; caro	"I've never seen such sumptuous curtains!" Ms. Gala exclaimed as we toured the mansion.
Synonymous	Expressar a mesma ideia	Our brand is synonymous with value and quality which is why we make so many sales.
Tedious	Chato, enfadonho	Jon found washing dishes incredibly tedious; therefore his sink was always overflowing.
Tentative	Que ainda não foi finalizado	We haven’t made any official arrangements yet, but the tentative location for our wedding is Hawaii.
Translucent	Transparente (quase ou totalmente)	The blurry outline of the backyard was just visible through the translucent curtains.
Trivial	Com pouca ou sem importância	Jordan thought the color of shoes I wore was a trivial matter, but he didn't realize how important this party was to me.
Ubiquitous	Estar em todos os lugares ao mesmo tempo	Cell phones are ubiquitous these days.
Unprecedented	Nunca antes conhecido ou experimentado	The oceans' temperatures have been rising at an unprecedented rate.
Validate	Provar ou declarar válido	Your selfish actions do not validate your feelings for me.
Viability	Habilidade de ser feito de uma maneira prática ou útil	The viability of the solution is questionable.
Vital	De extrema importância ou urgência	It is vital that you respond by the deadline.

A nossa recomendação é que você estude essas palavras do vocabulário do ACT com flashcards. Nesse método, cada flashcard vai ter uma palavra em inglês escrita na frente e a tradução ou definição dela no verso.

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