imprint vs concavity

imprint and concavity both are nouns.

Word	Noun	Adjective	Verb	Adverb
imprint	Yes	No	Yes	No
concavity	Yes	No	No	No

As nouns, concavity is a hypernym of imprint; that is, concavity is a word with a broader meaning than imprint:

Other hypernyms of imprint include concave shape, incurvation, incurvature.

imprint (noun)	concavity (noun)
a device produced by pressure on a surface	the property possessed by a concave shape
a distinctive influence	a shape that curves or bends inward
an impression produced by pressure or printing
an identification of a publisher; a publisher's name along with the date and address and edition that is printed at the bottom of the title page
a concavity in a surface produced by pressing

imprint (verb)	concavity (verb)
mark or stamp with or as if with pressure
establish or impress firmly in the mind