malignment vs smear

malignment and smear both are nouns.

Word	Noun	Adjective	Verb	Adverb
malignment	Yes	No	No	No
smear	Yes	No	Yes	No

As nouns, malignment and smear are synonyms defined as:

Other synonyms of malignment include vilification.

malignment (noun)	smear (noun)
slanderous defamation	an act that brings discredit to the person who does it
	a blemish made by dirt
	a thin tissue or blood sample spread on a glass slide and stained for cytologic examination and diagnosis under a microscope
	slanderous defamation

malignment (verb)	smear (verb)
	charge falsely or with malicious intent; attack the good name and reputation of someone
	make a smudge on; soil by smudging
	stain by smearing or daubing with a dirty substance
	cover (a surface) by smearing (a substance) over it