delete vs cancel

delete is not a noun while cancel is a noun.

Word	Noun	Adjective	Verb	Adverb
delete	No	No	Yes	No
cancel	Yes	No	Yes	No

As verbs, delete and cancel are synonyms defined as:

delete (noun)	cancel (noun)
	a notation cancelling a previous sharp or flat

delete (verb)	cancel (verb)
cut or eliminate	make invalid for use
wipe out digitally or magnetically recorded information	remove or make invisible
remove or make invisible	declare null and void; make ineffective
	postpone indefinitely or annul something that was scheduled
	make up for