mummify vs shrivel

mummify and shrivel both are verbs.

Word	Noun	Adjective	Verb	Adverb
mummify	No	No	Yes	No
shrivel	No	No	Yes	No

As verbs, shrivel is a hypernym of mummify; that is, shrivel is a word with a broader meaning than mummify:

Other hypernyms of mummify include shrink, shrivel up, wither.

mummify (verb)	shrivel (verb)
dry up and shrivel due to complete loss of moisture	wither, as with a loss of moisture
remove the organs and dry out (a dead body) in order to preserve it	decrease in size, range, or extent
preserve while making lifeless