disparagement vs squawker

disparagement and squawker both are nouns.

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

disparagement (noun)	squawker (noun)
the act of speaking contemptuously of	the loudspeaker on an intercom or public address system
a communication that belittles somebody or something	a person given to excessive complaints and crying and whining