取り消す: annul, cancel, revoke; retract, take back

cancellation, annulment, nullification, recall, revocation

to decide to do something: to do something on purpose / to perform a maneuver, to carry out a tactical action / to decide on an opinion: to believe in an opinion firmly

contract, agreement

to enter into a contract

he / distal demonstrative, something far off removed from both speaker and listener: that / boyfriend

distal demonstrative, something far off removed from both speaker and listener: that, yon / particularly, male personal third person pronoun: he / by extension from he: boyfriend

he; boyfriend

annul, nullify, cancel, revoke, undo / retract, take back

(idiomatic) to make up one’s mind, to decide