grovel vs creep

grovel is not a noun while creep is a noun.

Word	Noun	Adjective	Verb	Adverb
grovel	No	No	Yes	No
creep	Yes	No	Yes	No

As verbs, grovel and creep are synonyms defined as:

Other synonyms of grovel include cower, crawl, cringe, fawn.

grovel (noun)	creep (noun)
	a slow mode of locomotion on hands and knees or dragging the body
	a pen that is fenced so that young animals can enter but adults cannot
	a slow longitudinal movement or deformation
	someone unpleasantly strange or eccentric

grovel (verb)	creep (verb)
show submission or fear	move slowly; in the case of people or animals with the body near the ground
	to go stealthily or furtively
	grow or spread, often in such a way as to cover (a surface)
	show submission or fear