1. OVERRIDING (ADJECTIVE): (सर्वोच्च) main
Synonyms: paramount, prevailing
Antonyms: auxiliary, insignificant
Example sentence:
The overriding concern of the organizers was the financial crisis. 
2. FURNISH (VERB): (देना) provide
Synonyms: dispense, issue
Antonyms: receive, deny
Example sentence:
The ATM furnished the money.

3. SLEW (NOUN): (अधिक मात्रा) abundance
Synonyms: aggregation, bunch
Antonyms: little, need
Example sentence:
There was a slew of currency notes in the bank. 
4. DIFFIDENT (ADJECTIVE): (शर्मीला) bashful
Synonyms: meek, timid
Antonyms: confident, extroverted
Example sentence:
Don’t be a diffident spectator if crime is taking place before your very eyes. 
5. ANNUL (VERB): (अन्त करना) abolish
Synonyms: abrogate, cancel
Antonyms: allow, continue
Example sentence:
The practice of immolation had been annulled already. 
6. TRAGIC (ADJECTIVE): (भयंकर) appalling
Synonyms: awful, deplorable
Antonyms: pleasant, wonderful
Example sentence:
Merriam saw the tragic women of the wards. 
7. DEMURE (ADJECTIVE): (संकोची) reserved
Synonyms: shy, reticent
Antonyms: bold, brave
Example sentence:
Aneesh is a demure person. 
8. INNUNDATE (VERB): (अभिभूत करना) have a strong emotional effect on.
Synonyms: touch, overwhelm
Antonyms: underwhelm, unimpressed
Example sentence:
The criminal was overwhelmed with guilt. 
9. SALVAGE (VERB): (बचाना) rescue
Synonyms: save, restore
Antonyms: abandon, forfeit
Example sentence:
All attempts to salvage the Danish cargo vessel have been called off. 
10. CONCEAL (VERB): (छिपाना) hide
Synonyms: cover, lurk
Antonyms: reveal, expose
Example Sentence:
Why are you concealing your identity?