Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun nipple

2 senses of nipple

Sense 1
nipple, mammilla, mamilla, pap, teat, tit -- (the small projection of a mammary gland)
       => reproductive organ, sex organ -- (any organ involved in sexual reproduction)

Sense 2
nipple -- (a flexible cap on a baby's feeding bottle or pacifier)
       => cap -- (a top (as for a bottle))