1. WHIM (NOUN): sudden idea
Synonyms: inclination, vagary
Antonyms: truth, reality
Example Sentence:
His instinct paid off as he picked the winning horse on a whim.
2. PROGNOSIS (NOUN): forecast
Synonyms: diagnosis, prediction
Antonyms: calculation, measurement
Example Sentence:
Due to the company’s financial prognosis, we will probably be out of business in less than one month.
3. ENGENDER (VERB): induce
Synonyms: generate, breed
Antonyms: prevent, halt
Example Sentence:
Some people believe violent video games engender feelings of hostility in young people.
4. STAID (ADJECTIVE): decorous
Synonyms: dignified, composed
Antonyms: indecorous, frivolous
Example Sentence:
She was given a staid title-‘The Iron Lady’.
5. RIBALD (ADJECTIVE): bawdy
Synonyms: coarse, lewd
Antonyms: moral, sophisticated
Example Sentence:
His class teacher sent Jim to the principal’s office after he told a ribald joke in class.
6. INVIDIOUS (ADJECTIVE): hateful
Synonyms: calumnious, defamatory
Antonyms: likeable, lovable
Example Sentence:
His invidious acts caused the people to rise up against him.
7. GLIB (ADJECTIVE): artful
Synonyms: facile, eloquent
Antonyms: quiet, silent
Example Sentence:
The glib comments he made about the conflict reveals that he is not very well-informed about the subject.
8. GRAVE (ADJECTIVE): serious
Synonyms: heavy, sedate
Antonyms: funny, silly
Example Sentence:
Though the situation was grave, Yash tried to keep the hope.
9. OBTUSE (ADJECTIVE): dull
Synonyms: dopey, opaque
Antonyms: bright, intelligent
Example Sentence:
They have really been very obtuse and stupid.
10. PERILOUS (ADJECTIVE): hazardous
Synonyms: precarious, threatening
Antonyms: safe, secure
Example Sentence:
You should avoid driving during the snowstorm because the icy roads are perilous.