Permitted, authorized. / (now rare) Allotted. / (now rare) Acknowledged; admitted to be true.

simple past tense and past participle of allow

plural of allowable

To take into account when making plans. / (usually intransitive) To make possible.

plural of allower

One who allows or permits.

The state of being allowable; legitimacy; permissibleness.

plural of allowability

plural of allowment

An amount of money or resources that someone is allotted; an allotment. / The act of allowing.