disparagement vs wharf rat

disparagement and wharf rat both are nouns.

Word	Noun	Adjective	Verb	Adverb
disparagement	Yes	No	No	No
wharf rat	Yes	No	No	No

disparagement (noun)	wharf rat (noun)
the act of speaking contemptuously of	brown rat that infests wharves
a communication that belittles somebody or something	someone who lives near wharves and lives by pilfering from ships or warehouses