impressment vs impress

impressment and impress both are nouns.

Word	Noun	Adjective	Verb	Adverb
impressment	Yes	No	No	No
impress	Yes	No	Yes	No

As nouns, impressment and impress are synonyms defined as:

impressment and impress: the act of coercing someone into government service

impressment (noun)	impress (noun)
the act of coercing someone into government service	the act of coercing someone into government service

impressment (verb)	impress (verb)
	dye (fabric) before it is spun
	produce or try to produce a vivid impression of
	mark or stamp with or as if with pressure
	take (someone) against his will for compulsory service, especially on board a ship
	reproduce by printing
	impress positively
	have an emotional or cognitive impact upon