redevelop vs build up

redevelop and build up both are verbs.

Word	Noun	Adjective	Verb	Adverb
redevelop	No	No	Yes	No
build up	No	No	Yes	No

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

Other hypernyms of redevelop include develop.

redevelop (verb)	build up (verb)
change the plans for the use of (land)	form or accumulate steadily
formulate or develop again, of an improved theory or hypothesis	enlarge, develop, or increase by degrees or in stages
develop for a second time, in order to improve the contrast, colour, etc., of a negative or print	change the use of and make available or usable
	bolster or strengthen
	prepare oneself for a military confrontation