1. AMPLE(ADJECTIVE): abundant

Synonyms: bountiful, copious           Antonyms: cramped, limited

Example Sentence: 

Ample conversations are going on in the conference hall.

2. AFFRAY (NOUN):fight

Synonyms: altercation, assault        Antonyms: harmony, peace

Example Sentence:

Anusha was charged with causing an affray.

3. AMASS (VERB):collect

Synonyms: gather, accumulate                Antonyms: disperse, divide

Example Sentence:

Teacher ordered the students to amass in the playground.

4. ALLEGE (VERB): charge

Synonyms: depose, testify               Antonyms: deny, withhold

Example Sentence: 

He was alleged with criminal contention.

5. ACRIMONIOUS (ADJECTIVE):belligerent

Synonyms: caustic, bitter      Antonyms: mild, kind

Example Sentence: 

Why do we let acrimonious discussions get in the way of our work?

6. ACME(NOUN):pinnacle of achievement

Synonyms: optimum, peak      Antonyms: base, nadir

Example Sentence:

The team reached its acme when it won the world cup.

7. ANCILLARY (ADJECTIVE):extra

Synonyms: additional, supplementary             Antonyms:  necessary, needed

Example Sentence: 

Don’t portray your ancillary skills, do as I say!

8. ADJURE (VERB): command

Synonyms: beseech, entreat        Antonyms: reply, answer

Example Sentence:

He was adjured to stay at that place only.

9. AMELIORATE (VERB): make, become better

Synonyms: mitigate, lighten        Antonyms: aggravate, intensify

Example Sentence: 

His story ameliorated my pain.

10. ADULATION (NOUN): applause

Synonyms: commendation, blandishment    Antonyms: abuse, criticism

Example Sentence: 

His act of bravery was worth adulation.