unfast
English edit
Etymology 1 edit
From Middle English unfasten, unvesten, onfesten, equivalent to un- + fast.
Verb edit
unfast (third-person singular simple present unfasts, present participle unfasting, simple past and past participle unfasted)
- (transitive) To loose; release.
Etymology 2 edit
Adjective edit
unfast (comparative more unfast, superlative most unfast)