disparagement vs thruster

disparagement and thruster both are nouns.

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

disparagement (noun)	thruster (noun)
the act of speaking contemptuously of	a small rocket engine that provides the thrust needed to maneuver a spacecraft
a communication that belittles somebody or something	one who intrudes or pushes himself forward