Some Important Synonyms and Antonyms:

S.No. Words – Synonyms (Antonyms)

1. Capable – competent, able (incompetent, inept)
2. Captivity – imprisonment, confinement (freedom, liberty)
3. Captivate – charm, fascinate (disillusion, offend)
4. Calumny – defamation, aspersion (commendation, praise)
5. Callous – obdurate, unfeeling (compassionate, tender)
6. Calamity – adversity, misfortune (happiness, fortune)
7. Cavity – depth, depression (elevation, projection)
8. Cease – terminate, desist (begin, originate)
9. Despicable – worthless, shameless (worthy, decent)
10. Disdain – detest, despise (approve, praise)
11. Deride – mock, taunt (inspire, encourage)
12. Deprive – despoil, divest (restore, renew)
13. Demolish – ruin, devastate (repair, construct)
14. Delicious – palatable, tasteful (distasteful, unsavoury)
15. Deliberate – cautious, intentional (rash, sudden)