1. MAMMOTH (ADJECTIVE): huge
Synonyms: enormous, gargantuan
Antonyms: little, miniature
Example Sentence: A mammoth project will be completed very soon.
2. MENACE (NOUN): danger
Synonyms: threat, peril
Antonyms: safety, surety
Example Sentence: Terrorism is a potential menace to the integrity of the country.
3. MANIFEST (ADJECTIVE): clear
Synonyms: understandable, palpable
Antonyms: unclear, obscure
Example Sentence: His evil intentions were manifest when he mentioned the question of dowry.
4. MODICUM (NOUN): small amount
Synonyms: ounce, shred
Antonyms: lot, whole
Example Sentence: There is no modicum of truth in her statement.
5. OBLIVION (NOUN): mental blankness
Synonyms: forgetfulness, unconsciousness
Antonyms: awareness, concern
Example Sentence: He drank himself into oblivion.
6. IMPENDING (ADJECTIVE): approaching
Synonyms: forthcoming, imminent
Antonyms: gone, past
Example Sentence: Impending task will be completed by next week.
7. HEINOUS (ADJECTIVE): atrocious
Synonyms: horrifying, monstrous
Antonyms: friendly, delightful
Example Sentence: The heinous crime by him was against every norm of civilization.
8. HEARSAY (NOUN): unsubstantiated information
Synonyms: rumour, grapevine
Antonyms: reality, truth
Example Sentence: One should not believe in hearsay.
9. HARANGUE (NOUN): loud and scolding talk
Synonyms: diatribe, tirade
Antonyms: eulogy, panegyric
Example Sentence: Nowadays a political harangue has been increased.
10. INDIGENT (ADJECTIVE): poor
Synonyms: destitute, impoverished
Antonyms: affluent, wealthy
Example Sentence: Abhishek could not continue his study because his parents were indigent.