coke vs cocaine

coke and cocaine both are nouns.

Word	Noun	Adjective	Verb	Adverb
coke	Yes	No	Yes	No
cocaine	Yes	No	No	No

As nouns, cocaine is a hypernym of coke; that is, cocaine is a word with a broader meaning than coke:

coke: street names for cocaine
cocaine: a narcotic (alkaloid) extracted from coca leaves; used as a surface anesthetic or taken for pleasure; can become powerfully addictive

Other hypernyms of coke include cocain.

coke (noun)	cocaine (noun)
street names for cocaine	a narcotic (alkaloid) extracted from coca leaves; used as a surface anesthetic or taken for pleasure; can become powerfully addictive
carbon fuel produced by distillation of coal

coke (verb)	cocaine (verb)
become coke