Unkind, cruel, mean.
Antonyms. Antonyms = Opposites Synonyms = Same Meaning
Gentle, Kind
Antonyms
fair,loving,kind
agreeable, kind, nice, pleasing, respectful
Dictionary
A synonym clue may help, where the text uses a word with a similar meaning to "reformer," like "advocate" or "champion." An explanation clue could also be useful, where the text directly defines or explains what a reformer is.
thesaurus
The antonyms of virulent: gentle; kind; nice; harmless; healthy; nonpoisonous
Antonyms
Antonym: Hot is the antonym of cold. Synonym: Nice is the synonym of kind.
Some antonyms for the word impertinence are kind, mannered, nice, polite and fine.