aspersion vs calumny

aspersion and calumny both are nouns.

Word	Noun	Adjective	Verb	Adverb
aspersion	Yes	No	No	No
calumny	Yes	No	No	No

As nouns, aspersion and calumny are synonyms defined as:

aspersion and calumny: an abusive attack on a person's character or good name

Other synonyms of aspersion include defamation, denigration, slander.

aspersion (noun)	calumny (noun)
an abusive attack on a person's character or good name	an abusive attack on a person's character or good name
the act of sprinkling water in baptism (rare)	a false accusation of an offense or a malicious misrepresentation of someone's words or actions
a disparaging remark