abolish, avoid, abrogate, bar, anienst, circumduct, defeat, discharge, (в т. ч. домовленість) dissolve, quash, rescind, revoke, set at naught, write-off

to annul, to nullify, to make invalid, to cancel, to abrogate, to abolish, to extinguish, to repeal; юр. to irritate.

revoke a licence (v.); withdraw a licence (v.)

revoke a permission

abate a credit

avoid a patent, revoke a patent

матем. аннулировать