Roget's Thesaurus of English Words and Phrases by Peter Mark Roget

era; second, minute, hour, day, week, month, quarter, year, decade, decenniumm lustrum†, quinquennium, lifetime, generation; epoch, ghurry†, lunation†, moon. century, millennium; annus magnus [Lat.]. Adj. horary†; hourly, annual &c (periodical) 138. 108a. Contingent Duration — Adv. during pleasure, during good behavior; quamdiu se bene gesserit [Lat.].