to annul is a form of:

Impropriate



ENGLISH MEANING
adjective
1.
Put into the hands of a layman; impropriated.
verb
1.
(TRANSITIVE) To appropriate to one's self; to assume.
2.
(TRANSITIVE) To place the profits of (ecclesiastical property) in the hands of a layman for care and disbursement.
3.
(INTRANSITIVE) To become an impropriator.