creep vs cower

creep is a noun but cower is not a noun.

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

As verbs, creep and cower are synonyms defined as:

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

creep (noun)	cower (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

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