cocain vs cocaine

cocain and cocaine both are nouns.

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

As nouns, cocain and cocaine are synonyms defined as:

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

cocain (noun)	cocaine (noun)
a narcotic (alkaloid) extracted from coca leaves; used as a surface anesthetic or taken for pleasure; can become powerfully addictive	a narcotic (alkaloid) extracted from coca leaves; used as a surface anesthetic or taken for pleasure; can become powerfully addictive