shrivel up vs dry up

shrivel up and dry up both are verbs.

Word	Noun	Adjective	Verb	Adverb
shrivel up	No	No	Yes	No
dry up	No	No	Yes	No

As verbs, dry up is a hyponym of shrivel up; that is, dry up is a word with a more specific, narrower meaning than shrivel up:

Other hyponyms of shrivel up include atrophy, blast, die back, die down, mummify.

shrivel up (verb)	dry up (verb)
wither, as with a loss of moisture	lose water or moisture
	dry up and shrivel due to complete loss of moisture