What is the meaning of Frist?

A certain space or period of time; respite.

Time allotted for repayment; a term (in which a debt is to be repaid); a delay; respite; suspension.

Credit; trust.

To grant respite; especially, to give a debtor credit or time for payment.

To defer; postpone.

deadline

imperative of friste

superlative degree of fris

deadline

period, term

a period (extended from its original length) within which something must be done, (roughly) a deadline

Source: wiktionary.org