bosom vs lactiferous duct

bosom and lactiferous duct both are nouns.

Word	Noun	Adjective	Verb	Adverb
bosom	Yes	No	Yes	No
lactiferous duct	Yes	No	No	No

bosom (noun)	lactiferous duct (noun)
a close affectionate and protective acceptance	ducts of the mammary gland that carry milk to the nipple
cloth that covers the chest or breasts
either of two soft fleshy milk-secreting glandular organs on the chest of a woman
a person's breast or chest
the locus of feelings and intuitions
the chest considered as the place where secret thoughts are kept

bosom (verb)	lactiferous duct (verb)
hold (someone) tightly in your arms, usually with fondness
hide in one's bosom