verbdē-lăbōroDE-LABORO☆ KeepMeaningto work hard, to overworkLewis & Short 1879ModernAs printed, 1879DELABOROLEWIS & SHORTDELABOROdē-lăbōro, āre, I. v. n., to work hard, to overwork, Afran. ap. Non. 393, 15.Read the whole entry