cancel vs invalidate

cancel is a noun but invalidate is not a noun.

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

As verbs, cancel and invalidate are synonyms defined as:

As verbs, invalidate is a hyponym of cancel; that is, invalidate is a word with a more specific, narrower meaning than cancel:

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

cancel (verb)	invalidate (verb)
make invalid for use	take away the legal force of or render ineffective
remove or make invisible	show to be invalid
declare null and void; make ineffective	make invalid for use
postpone indefinitely or annul something that was scheduled	declare invalid
make up for