oyster vs bird

oyster and bird both are nouns.

Word	Noun	Adjective	Verb	Adverb
oyster	Yes	No	Yes	No
bird	Yes	No	Yes	No

oyster (noun)	bird (noun)
marine mollusks having a rough irregular shell; found on the sea bed mostly in coastal waters	warm-blooded egg-laying vertebrates characterized by feathers and forelimbs modified as wings
edible body of any of numerous oysters	badminton equipment consisting of a ball of cork or rubber with a crown of feathers
a small muscle on each side of the back of a fowl	a cry or noise made to express displeasure or contempt
	the flesh of a bird or fowl (wild or domestic) used as food
	informal terms for a (young) woman

oyster (verb)	bird (verb)
gather oysters, dig oysters	watch and study birds in their natural habitat