wrecker vs disparagement

wrecker and disparagement both are nouns.

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

wrecker (noun)	disparagement (noun)
a truck equipped to hoist and pull wrecked cars (or to remove cars from no-parking zones)	the act of speaking contemptuously of
someone who commits sabotage or deliberately causes wrecks	a communication that belittles somebody or something
someone who demolishes or dismantles buildings as a job