repose on vs build upon

repose on and build upon both are verbs.

Word	Noun	Adjective	Verb	Adverb
repose on	No	No	Yes	No
build upon	No	No	Yes	No

As verbs, repose on and build upon are synonyms defined as:

Other synonyms of repose on include build on, rest on.

repose on (verb)	build upon (verb)
use as a basis for theories and claims	use as a basis for theories and claims