comb vs tooth

comb and tooth both are nouns.

Word	Noun	Adjective	Verb	Adverb
comb	Yes	No	Yes	No
tooth	Yes	No	No	No

comb (noun)	tooth (noun)
the act of drawing a comb through hair	a means of enforcement
ciliated comb-like swimming plate of a ctenophore	toothlike structure in invertebrates found in the mouth or alimentary canal or on a shell
the fleshy red crest on the head of the domestic fowl and other gallinaceous birds	something resembling the tooth of an animal
a flat device with narrow pointed teeth on one edge; disentangles or arranges hair	one of a number of uniform projections on a gear
any of several tools for straightening fibers	hard bonelike structures in the jaws of vertebrates; used for biting and chewing or for attack and defense

comb (verb)	tooth (verb)
smoothen and neaten with or as with a comb
search thoroughly
straighten with a comb