embody vs substantiate

embody and substantiate both are verbs.

Word	Noun	Adjective	Verb	Adverb
embody	No	No	Yes	No
substantiate	No	No	Yes	No

As verbs, embody and substantiate are synonyms defined as:

Other synonyms of embody include body forth, incarnate.

embody (verb)	substantiate (verb)
represent, as of a character on stage	solidify, firm, or strengthen
represent in bodily form	establish or strengthen as with new evidence or facts
represent or express something abstract in tangible form	make real or concrete; give reality or substance to
	represent in bodily form