rumple vs crease

rumple is not a noun while crease is a noun.

Word	Noun	Adjective	Verb	Adverb
rumple	No	No	Yes	No
crease	Yes	No	Yes	No

As verbs, rumple and crease are synonyms defined as:

Other synonyms of rumple include crinkle, crumple, wrinkle.

As verbs, crease is a hypernym of rumple; that is, crease is a word with a broader meaning than rumple:

rumple: to gather something into small wrinkles or folds
crease: make wrinkles or creases on a smooth surface; make a pressed, folded or wrinkled line in; `crisp' is archaic

Other hypernyms of rumple include crinkle, crisp, ruckle, scrunch, scrunch up, wrinkle.

rumple (noun)	crease (noun)
	a Malayan dagger with a wavy blade
	a slight depression or fold in the smoothness of a surface
	an angular or rounded shape made by folding

rumple (verb)	crease (verb)
become wrinkled or crumpled or creased	become wrinkled or crumpled or creased
disturb the smoothness of	make wrinkles or creases on a smooth surface; make a pressed, folded or wrinkled line in; `crisp' is archaic
to gather something into small wrinkles or folds	make wrinkled or creased
	scrape gently