olefine vs aliphatic compound

olefine and aliphatic compound both are nouns.

Word	Noun	Adjective	Verb	Adverb
olefine	Yes	No	No	No
aliphatic compound	Yes	No	No	No

As nouns, aliphatic compound is a hypernym of olefine; that is, aliphatic compound is a word with a broader meaning than olefine:

olefine: any unsaturated aliphatic hydrocarbon
aliphatic compound: organic compound that is an alkane or alkene or alkyne or their derivative

olefine (noun)	aliphatic compound (noun)
any unsaturated aliphatic hydrocarbon	organic compound that is an alkane or alkene or alkyne or their derivative