de-ice vs unfreeze

de-ice and unfreeze both are verbs.

Word	Noun	Adjective	Verb	Adverb
de-ice	No	No	Yes	No
unfreeze	No	No	Yes	No

As verbs, unfreeze is a hypernym of de-ice; that is, unfreeze is a word with a broader meaning than de-ice:

Other hypernyms of de-ice include dethaw, dissolve, melt, thaw, unthaw.

de-ice (verb)	unfreeze (verb)
make or become free of frost or ice	become or cause to become soft or liquid
	make (assets) available