1. INTERNECINE (ADJECTIVE): mutually harmful
- Synonyms: destructive, deadly
- Antonyms: harmless, fortunate
- Example Sentence: The region’s history of savage internecine warfare.
2. MUZZLE (NOUN): prevent a person from expressing his opinions freely.
- Synonyms: gag, restrain
- Antonyms: allow, encourage
- Example Sentence: The teacher says the accident was a total freak.
3. FRENETIC (ADJECTIVE): frantic
- Synonyms: frenzied, obsessive
- Antonyms: calm, peaceful
- Example Sentence: That was a frenetic pace of activity.
4. IMPETUS (NOUN): catalyst
- Synonyms: impulse, momentum
- Antonyms: block, hindrance
- Example Sentence: The ending of the cold war gave new impetus to idealism.
5. BRAVE (VERB): sustain
- Synonyms: confront, withstand
- Antonyms: dodge, skip
- Example Sentence: These people braved the chemical attacks.
6. GULLIBLE (ADJECTIVE): foolish
- Synonyms: unsophisticated, artless
- Antonyms: wise, perceptive
- Example Sentence: It was an attempt to persuade a gullible public.
7. GRATUITOUS (ADJECTIVE): free
- Synonyms: charge-less, costless
- Antonyms: costly, expensive
- Example Sentence: The homeless shelter provides food gratuitous for needy individuals.
8. HEARSAY (NOUN): blasphemy
- Synonyms: fallacy, apostasy
- Antonyms: agreement, belief
- Example Sentence: According to hearsay, he broke his previous record.
9. GRAVE (ADJECTIVE): sober
- Synonyms: sage, subdued
- Antonyms: agitated, boisterous
- Example Sentence: Harsh gave a grave look.
10. GUST (NOUN): blast
- Synonyms: breeze, burst
- Antonyms: calm, quiet
- Example Sentence: We all felt a sudden gust of wind.
