go past vs overstep

go past and overstep both are verbs.

Word	Noun	Adjective	Verb	Adverb
go past	No	No	Yes	No
overstep	No	No	Yes	No

As verbs, go past and overstep are synonyms defined as:

Other synonyms of go past include exceed, pass, top, transcend.

go past (verb)	overstep (verb)
move past	pass beyond (limits or boundaries)
be superior or better than some standard	be superior or better than some standard