Vocabulary Quiz: I Words
Test your knowledge of 25 words starting with I
Iconoclastic
Characterized by attacks on cherished beliefs or institutions.
Which word is most similar in meaning?
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✓ Correct Answer: Maverick
Illiberal
Ignorant of or uninterested in cultures, ideas, or peoples outside one's own experience.
Which word is most similar in meaning?
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✓ Correct Answer: Narrow-minded
Immutable
Unchanging over time or unable to be changed.
Which word is most similar in meaning?
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✓ Correct Answer: Fixed
Impair
To weaken or damage something (especially a human faculty or function).
Which word is most similar in meaning?
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✓ Correct Answer: Damage
Impecunious
Extremely poor; poverty-stricken.
Which word is most similar in meaning?
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✓ Correct Answer: Destitute
Imperturbable
Unable to be upset or excited; calm.
Which word is most similar in meaning?
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✓ Correct Answer: Composed
Implicit
Implied though not plainly expressed.
Which word is most similar in meaning?
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✓ Correct Answer: Inferred
Incessant
(Of something regarded as unpleasant) continuing without pause or interruption.
Which word is most similar in meaning?
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✓ Correct Answer: Ceaseless
Inchoate
Just begun and so not fully formed or developed; rudimentary.
Which word is most similar in meaning?
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✓ Correct Answer: Nascent
Incorrigible
(Of a person or their tendencies) not able to be corrected, improved, or reformed.
Which word is most similar in meaning?
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✓ Correct Answer: Habitual
About This Quiz
This quiz covers beginner-level SAT vocabulary words that start with the letter I. Mastering these words will help you succeed on the SAT Reading and Writing sections. Each question tests your understanding of word meanings through synonym and antonym identification, common formats on the Digital SAT. Practice regularly to build your vocabulary and improve your score.