margarin vs oleomargarine

margarin and oleomargarine both are nouns.

Word	Noun	Adjective	Verb	Adverb
margarin	Yes	No	No	No
oleomargarine	Yes	No	No	No

As nouns, margarin and oleomargarine are synonyms defined as:

margarin and oleomargarine: a spread made chiefly from vegetable oils and used as a substitute for butter

Other synonyms of margarin include margarine, marge, oleo.

margarin (noun)	oleomargarine (noun)
a spread made chiefly from vegetable oils and used as a substitute for butter	a spread made chiefly from vegetable oils and used as a substitute for butter
a glyceryl ester of margaric acid