cop vs steal

cop and steal both are nouns.

Word	Noun	Adjective	Verb	Adverb
cop	Yes	No	Yes	No
steal	Yes	No	Yes	No

As verbs, steal is a hypernym of cop; that is, steal is a word with a broader meaning than cop:

Other hypernyms of cop include rip, rip off.

cop (noun)	steal (noun)
uncomplimentary terms for a policeman	a stolen base; an instance in which a base runner advances safely during the delivery of a pitch (without the help of a hit or walk or passed ball or wild pitch)
	an advantageous purchase

cop (verb)	steal (verb)
take into custody	steal a base
take by theft	move stealthily
	take without the owner's consent