actio: negotium (business): officium (duly; part to be performed): ministerium (service): vicis (genitive; nominative sing. not found; duty as performed by a substitute): munia (plur., only in this form; candidatorum, belli, ordinum, consulatus). Anybody’s functions, alicujus negotia, partes, officia, or munia: the functions of the consul, actio consularis: the functions of the tribunes, actiones tribunorum (Liv.): the natural functions of the body, naturales corporis actiones (☞ officium is also used of natural functions in poetry, officium quod corporis exstat, Lucr., 1, 337; and neque pes neque mens satis suum officium facit, performs its functions, Ter., Eun., 4, 5, 3). To perform functions, officiis fungi; officia exsequi; munia facere (Liv.), obire, or implere (Tac.); munia alicujus rei facere (Liv., ; e.g., belli); vice alicujus rei fungi (to serve for it; to serve its purpose); anybody’s functions, munia alicujus implere (e.g., ducis, Tac.); officiis alicujus fungi (Auct., Heren., 4, 34); vice alicujus fungi (the two last of being a substitute for him; doing the work that was usually done by another).