to put an end to (a law, an old custom, war etc.)

away with or put an end to

to cause a person to end a pregnancy before the fetus is fully developed

stop or cancel something

to cause (a marriage agreements, a law etc) to exist no longer

void an agreement

an offer (of a price) made in reply to an earlier offer

take back; cancel

to cancel (a law, contract etc)

declare null and void

to take back or withdraw (a statement, offer, opinion etc)

take back; renege on

to cancel, end (a decree, consent, permission etc)

take back; cancel