permitter

transitive verb permitted, permitting

1. to allow; consent to; tolerate: smoking is not permitted here
2. to give permission to; authorize: to permit the demonstrators to march in the street
3. to give opportunity for: to permit light to enter

Origin: LME permitten < L permittere < per, through + mittere, to send: see mission

intransitive verb

noun

1. Now Rare permission, esp. in writing
2. a document granting permission; license; warrant
3. a printed postal indicia, stamped ticket, etc.: postal permit, parking permit