stamp vs impress

stamp and impress both are nouns.

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

As verbs, impress is a hypernym of stamp; that is, impress is a word with a broader meaning than stamp:

Other hypernyms of stamp include imprint.

As verbs, impress is a hypernym of stamp; that is, impress is a word with a broader meaning than stamp:

Other hypernyms of stamp include imprint.

stamp (noun)	impress (noun)
a device incised to make an impression; used to secure a closing or to authenticate documents	the act of coercing someone into government service
a block or die used to imprint a mark or design
machine consisting of a heavy bar that moves vertically for pounding or crushing ores
a symbol that is the result of printing or engraving
a small adhesive token stuck on a letter or package to indicate that postal fees have been paid
a small piece of adhesive paper that is put on an object to show that a government tax has been paid
a type or class
something that can be used as an official medium of payment
the distinctive form in which a thing is made

stamp (verb)	impress (verb)
destroy or extinguish as if by stamping with the foot	dye (fabric) before it is spun
treat or classify according to a mental stereotype	produce or try to produce a vivid impression of
to mark, or produce an imprint in or on something	mark or stamp with or as if with pressure
affix a stamp to	take (someone) against his will for compulsory service, especially on board a ship
raise in a relief	reproduce by printing
crush or grind with a heavy instrument	impress positively
form or cut out with a mold, form, or die	have an emotional or cognitive impact upon
walk heavily
reveal clearly as having a certain character