Question: what is a synonyms of worst?
Answer: worst - adjective. Definition. worse than all others, or all other times. Synonyms: Worse. worse. inferior. impoverished. ... 
worst - noun. Definition. something or someone worse than all others. Synonyms: Worse. worse. inferior. impoverished. ... 
worst - adverb. Definition. more badly than all others. Synonyms: Worse. worse. inferior.