simplify vs modify

simplify and modify both are verbs.

Word	Noun	Adjective	Verb	Adverb
simplify	No	No	Yes	No
modify	No	No	Yes	No

As verbs, modify is a hypernym of simplify; that is, modify is a word with a broader meaning than simplify:

Other hypernyms of simplify include alter, change.

simplify (verb)	modify (verb)
make simpler or easier or reduce in complexity or extent	make less severe or harsh or extreme
	add a modifier to a constituent
	cause to change; make different; cause a transformation