About this unit
The Vocabulary unit covers synonyms and antonyms, one-word substitution, idioms and phrases, and word formation. Learn words in context and revise them often.
Topics in this chapter
Synonyms and antonyms
Words with similar and opposite meanings.
5 questionsOne-word substitution
Replacing a phrase with a single precise word.
5 questionsIdioms and phrases
Common English idioms and phrases and their meanings.
5 questionsWord formation
Prefixes, suffixes and root words.
5 questionsPractice questions
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| Synonym of “brave”: | Easy |
| Antonym of “ancient”: | Easy |
| Synonym of “commence”: | Medium |
| Antonym of “scarce”: | Medium |
| Synonym of “vivid”: | Medium |