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TOEFL iBT Vocabulary & Idioms Questions
Practise vocabulary & idioms (english) for the Test of English as a Foreign Language (iBT): 10 multiple-choice questions, each with the correct answer and a worked explanation. Click an option to check it, or “New questions” for another set.
Vocabulary & Idioms practice
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Q1.One word for: Fear of heights.
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Answer: C — Acrophobia
Acrophobia is an extreme fear of heights.
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Q2.Choose the correctly spelt word.
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Answer: B — Accommodation
Accommodation has double c and double m.
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Q3.Choose the correctly spelt word.
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Answer: B — Occurrence
Occurrence: double c, double r, -ence.
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Q4.Choose the antonym of OBSCURE.
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Answer: C — Clear
Obscure = not clearly expressed or known; the opposite is clear.
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Q5.Choose the synonym of EPHEMERAL.
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Answer: A — Short-lived
Ephemeral means lasting a very short time.
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Q6.One word for: Something that cannot be read.
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Answer: C — Illegible
Illegible means not clear enough to be read.
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Q7.Choose the word closest in meaning to INNOCUOUS.
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Answer: D — Harmless
Innocuous means not harmful or offensive.
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Q8.Choose the antonym of SCARCITY.
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Answer: B — Abundance
Scarcity = shortage; abundance = plenty.
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Q9.Choose the synonym of MITIGATE.
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Answer: D — Lessen
Mitigate means make less severe or painful.
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Q10.Choose the synonym of METICULOUS.
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Answer: A — Thorough
Meticulous means showing great attention to detail — thorough.
How to approach vocabulary & idioms questions
Learn words in synonym/antonym pairs and by roots (bene = good, mal = bad, chron = time). For idioms, think of the figurative meaning, not the literal one.
About TOEFL iBT
Test of English as a Foreign Language (iBT) — conducted by Educational Testing Service (ETS). Academic English test accepted by universities worldwide.
Original practice questions written for this site in the style and difficulty of each exam’s syllabus. They are not past papers and the site is not affiliated with any exam body. Exam patterns, marking schemes and syllabi change — always check the latest official notification.
TOEFL iBT practice topics
| Topic | Section | Question source |
|---|---|---|
| English Grammar | English | Question bank |
| Vocabulary & Idioms | English | Question bank |