gouge vs rob

gouge is a noun but rob is not a noun.

Word	Noun	Adjective	Verb	Adverb
gouge	Yes	No	Yes	No
rob	No	No	Yes	No

As verbs, rob is a hypernym of gouge; that is, rob is a word with a broader meaning than gouge:

Other hypernyms of gouge include fleece, gazump, hook, overcharge, pluck, plume, soak, surcharge.

gouge (noun)	rob (noun)
the act of gouging
and edge tool with a blade like a trough for cutting channels or grooves
an impression in a surface (as made by a blow)

gouge (verb)	rob (verb)
force with the thumb	take something away by force or without the consent of the owner
make a groove in	rip off; ask an unreasonable price
obtain by coercion or intimidation