vilifier vs maligner

vilifier and maligner both are nouns.

Word	Noun	Adjective	Verb	Adverb
vilifier	Yes	No	No	No
maligner	Yes	No	No	No

As nouns, vilifier and maligner are synonyms defined as:

vilifier and maligner: one who attacks the reputation of another by slander or libel

Other synonyms of vilifier include backbiter, defamer, libeler, slanderer, traducer.

vilifier (noun)	maligner (noun)
one who attacks the reputation of another by slander or libel	one who attacks the reputation of another by slander or libel