calumnious vs denigratory

calumnious and denigratory both are adjectives.

Word	Noun	Adjective	Verb	Adverb
calumnious	No	Yes	No	No
denigratory	No	Yes	No	No

As adjectives, calumnious and denigratory are synonyms defined as:

calumnious and denigratory: (used of statements) harmful and often untrue; tending to discredit or malign

Other synonyms of calumnious include calumniatory, defamatory, denigrating, denigrative, libellous, libelous, slanderous.

calumnious (adjective)	denigratory (adjective)
(used of statements) harmful and often untrue; tending to discredit or malign	(used of statements) harmful and often untrue; tending to discredit or malign