fingerprint vs smirch

fingerprint and smirch both are nouns.

Word	Noun	Adjective	Verb	Adverb
fingerprint	Yes	No	Yes	No
smirch	Yes	No	Yes	No

As nouns, smirch is a hypernym of fingerprint; that is, smirch is a word with a broader meaning than fingerprint:

Other hypernyms of fingerprint include blot, daub, slur, smear, smudge, spot.

fingerprint (noun)	smirch (noun)
a smudge made by a (dirty) finger	an act that brings discredit to the person who does it
a generic term for any identifying characteristic	a blemish made by dirt
a print made by an impression of the ridges in the skin of a finger; often used for biometric identification in criminal investigations

fingerprint (verb)	smirch (verb)
take an impression of a person's fingerprints	charge falsely or with malicious intent; attack the good name and reputation of someone
	smear so as to make dirty or stained