hole up vs hibernate

hole up and hibernate both are verbs.

Word	Noun	Adjective	Verb	Adverb
hole up	No	No	Yes	No
hibernate	No	No	Yes	No

As verbs, hole up and hibernate are synonyms defined as:

hole up (verb)	hibernate (verb)
sleep during winter	sleep during winter
score a hole in one	be in an inactive or dormant state
remain secluded or in hiding