oral contraceptive pill vs oral contraceptive

oral contraceptive pill and oral contraceptive both are nouns.

Word	Noun	Adjective	Verb	Adverb
oral contraceptive pill	Yes	No	No	No
oral contraceptive	Yes	No	No	No

As nouns, oral contraceptive pill and oral contraceptive are synonyms defined as:

oral contraceptive pill and oral contraceptive: a contraceptive in the form of a pill containing estrogen and progestin to inhibit ovulation and so prevent conception

Other synonyms of oral contraceptive pill include anovulant, anovulatory drug, birth control pill, contraceptive pill, pill.

oral contraceptive pill (noun)	oral contraceptive (noun)
a contraceptive in the form of a pill containing estrogen and progestin to inhibit ovulation and so prevent conception	a contraceptive in the form of a pill containing estrogen and progestin to inhibit ovulation and so prevent conception