The antonym of ABUNDANT is:
AScarce
BAmple
CLavish
DCopious
Answer & Solution
Correct answer: A. Scarce
1. Abundant means present in great quantity.
2. Ample, lavish and copious all say much the same.
3. Its opposite is scarce.
_Source: Ordway, Synonyms and Antonyms (Project Gutenberg)_