Warrantbly

Warrantable War"rant*a*ble, a. Authorized by commission, precept, or right; justifiable; defensible; as, the seizure of a thief is always warrantable by law and justice; falsehood is never warrantable. [1913 Webster]

His meals are coarse and short, his employment warrantable, his sleep certain and refreshing. --South. [1913 Webster] -- {War"rant*a*ble*ness}, n. -- {War"rant*bly}, adv. [1913 Webster]