duck vs family Anatidae

duck and family Anatidae both are nouns.

Word	Noun	Adjective	Verb	Adverb
duck	Yes	No	Yes	No
family Anatidae	Yes	No	No	No

duck (noun)	family Anatidae (noun)
small wild or domesticated web-footed broad-billed swimming bird usually having a depressed body and short legs	swimming birds having heavy short-legged bodies and bills with a horny tip: swans, geese, ducks
a heavy cotton fabric of plain weave; used for clothing and tents
flesh of a duck (domestic or wild)
(cricket) a score of nothing by a batsman

duck (verb)	family Anatidae (verb)
avoid or try to avoid fulfilling, answering, or performing (duties, questions, or issues)
to move (the head or body) quickly downwards or away
submerge or plunge suddenly
dip into a liquid