Antonym of AMELIORATE

A. lessen

B. hasten

C. expedite

D. worsen

Answer: Option D

Solution(By Examveda Team)

Ameliorate : make (something bad or unsatisfactory) better.
Lessen : make or become less; diminish.
Hasten : be quick to do something.
Expedite : make (an action or process) happen sooner or be accomplished more quickly.
Worsen : make or become worse.

Antonym of Ameliorate is Worsen