disparagement vs nudnik

disparagement and nudnik both are nouns.

Word	Noun	Adjective	Verb	Adverb
disparagement	Yes	No	No	No
nudnik	Yes	No	No	No

disparagement (noun)	nudnik (noun)
the act of speaking contemptuously of	(Yiddish) someone who is a boring pest
a communication that belittles somebody or something