1. PERTURBED (ADJECTIVE): (व्याकुल): anxious

Synonyms: worried, concerned

Antonyms: unworried

Example Sentence:

He nodded, obviously perturbed about something.

2. ENORMOUSLY (ADVERB): (अत्यंत): very

Synonyms: extremely, exceedingly

Antonyms: moderately

Example Sentence:

Quality of life varies enormously from one place to another.

3. ACCOUNTABILITY (NOUN): (जवाबदेही): responsibility

Synonyms: liability, answerability

Antonyms: unaccountability

Example Sentence:

Lack of accountability damaged public respect for business and political leaders.

4. IMMORAL (ADJECTIVE): (अनैतिक): unethical

Synonyms: bad, wrongful

Antonyms: moral

Example Sentence:

Her behaviour was seemingly immoral.

5. ACCREDIT (VERB): (मान्यता देना): recognize

Synonyms: license, authorize

Antonyms: ban

Example Sentence:

Institutions that do not meet the standards will not be accredited for teacher training.

6. FACTION (NOUN): (विरोध): infighting

Synonyms: dissension, dissent

Antonyms: harmony

Example Sentence:

Gradually, the army faction had increased.

7. LAMENT (VERB): (विलाप करना): mourn

Synonyms: sorrow, wail

Antonyms: celebrate

Example Sentence:

He was lamenting the death of his infant daughter.

8. PLUNGE (NOUN): (गिरावट): fall

Synonyms: drop, tumble

Antonyms: rise

Example Sentence:

The central bank declared a 76% plunge in its profits.

9. DIVINE (ADJECTIVE): (मनोरम): lovely

Synonyms: handsome, beautiful

Antonyms: mundane

Example Sentence:

Her face had the most divine smile.

10. OPTIMISM (NOUN): (आशावाद): hope

Synonyms: confidence, buoyancy

Antonyms: pessimism

Example Sentence:

The talks had been amicable and there were grounds for optimism.