kidnapper vs crimp

kidnapper and crimp both are nouns.

Word	Noun	Adjective	Verb	Adverb
kidnapper	Yes	No	No	No
crimp	Yes	No	Yes	No

As nouns, crimp is a hyponym of kidnapper; that is, crimp is a word with a more specific, narrower meaning than kidnapper:

kidnapper: someone who unlawfully seizes and detains a victim (usually for ransom)
crimp: someone who tricks or coerces men into service as sailors or soldiers

Other hyponyms of kidnapper include crimper, seizer, shanghaier.

kidnapper (noun)	crimp (noun)
someone who unlawfully seizes and detains a victim (usually for ransom)	a lock of hair that has been artificially waved or curled
	someone who tricks or coerces men into service as sailors or soldiers
	an angular or rounded shape made by folding

kidnapper (verb)	crimp (verb)
	curl tightly
	make ridges into by pinching together