norethindrone vs norethindrone acetate

norethindrone and norethindrone acetate both are nouns.

Word	Noun	Adjective	Verb	Adverb
norethindrone	Yes	No	No	No
norethindrone acetate	Yes	No	No	No

As nouns, norethindrone and norethindrone acetate are synonyms defined as:

norethindrone and norethindrone acetate: a synthetic progestational hormone (trade name Norlutin) used in oral contraceptives and to treat endometriosis

Other synonyms of norethindrone include norethandrolone, Norlutin.

norethindrone (noun)	norethindrone acetate (noun)
a synthetic progestational hormone (trade name Norlutin) used in oral contraceptives and to treat endometriosis	a synthetic progestational hormone (trade name Norlutin) used in oral contraceptives and to treat endometriosis