negotiosus
From LSJ
Latin > English (Lewis & Short)
nĕgōtĭōsus: (nĕgōc-), a, um, adj. negotium,
I full of business, busy (class.): negotiosi eramus nos nostris negotiis, Plaut. Merc. 1, 2, 79: provincia negotiosa et molesta, Cic. Mur. 8, 18: prudentissimus quisque maxime negotiosus erat, the busiest, most occupied, Sall. C. 8, 5: quid crudelitate negotiosius, Sen. Ira, 2, 13, 4: vir negotiosissimus, Aug. Ep. 54: circumcisā omni negotiosā actione, attention to business, Cels. 2, 25: negotiosi dies, business days, working days, Tac. A. 13, 41 fin.—Comically, transf.: tergum, a back on which business is performed, i. e. which receives a drubbing, Plaut. Mil. 2, 5, 37.—
II Transf., troublesome: edepol, rem negotiosam, Plaut. Stich. 2, 2, 32.