alicui copiam dare, or potestatem facere; to do a thing, alicujus rei faciendae or aliquid faciendi; alicui alicujus rei faciendae licentiam dare or permittere: to empower anybody to act exactly according to his own judgement in any matter, liberum alicujus rei arbitrium alicui permittere (Liv. 32, 37). To be empowered to do anything, potestatem alicujus rei, or aliquid faciendi habere; *jus, potestatem aliquid faciendi habere (the latter, if the power is one of right).