amine vs aniline

amine and aniline both are nouns.

Word	Noun	Adjective	Verb	Adverb
amine	Yes	No	No	No
aniline	Yes	No	No	No

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

amine: a compound derived from ammonia by replacing hydrogen atoms by univalent hydrocarbon radicals
aniline: oily poisonous liquid amine obtained from nitrobenzene and used to make dyes and plastics and medicines

Other hyponyms of amine include histamine, aminobenzine, aniline oil, phenylamine, enamine, monoamine, ptomain, ptomaine.

amine (noun)	aniline (noun)
a compound derived from ammonia by replacing hydrogen atoms by univalent hydrocarbon radicals	oily poisonous liquid amine obtained from nitrobenzene and used to make dyes and plastics and medicines