limber up vs attach

limber up and attach both are verbs.

Word	Noun	Adjective	Verb	Adverb
limber up	No	No	Yes	No
attach	No	No	Yes	No

As verbs, attach is a hypernym of limber up; that is, attach is a word with a broader meaning than limber up:

limber up (verb)	attach (verb)
make one's body limber or suppler by stretching, as if to prepare for strenuous physical activity	become attached
attach the limber	cause to be attached
	be attached; be in contact with
	take temporary possession of as a security, by legal authority
	create social or emotional ties