foredate vs antedate

foredate and antedate both are verbs.

Word	Noun	Adjective	Verb	Adverb
foredate	No	No	Yes	No
antedate	No	No	Yes	No

As verbs, foredate and antedate are synonyms defined as:

foredate and antedate: establish something as being earlier relative to something else

Other synonyms of foredate include predate.

foredate (verb)	antedate (verb)
establish something as being earlier relative to something else	establish something as being earlier relative to something else
	be earlier in time; go back further