Nouns

(n)natural, cancela notation cancelling a previous sharp or flat

Verbs

(v)cancel, call off, scratch, scrubpostpone indefinitely or annul something that was scheduled“Call off the engagement”, “cancel the dinner party”, “we had to scrub our vacation plans”, “scratch that meeting — the chair is ill”
(v)cancel, offset, set offmake up for“His skills offset his opponent's superior strength”
(v)cancel, strike downdeclare null and void; make ineffective“Cancel the election results”, “strike down a law”
(v)delete, cancelremove or make invisible“Please delete my name from your list”
(v)cancel, invalidatemake invalid for use“cancel cheques or tickets”