гений
genius[ii, m]; ingenium
неразговорчивый
taciturnus [a, um]
тщетный
inanis [e] (lacrimae;
infidus [a, um] (facinus; mare); dolosus [a, um]; insidiosus [a, um]; daedalus [a, um]; malitiosus [a, um]; astutus [a, um]; callidus [a, um]; homo ingenii occulti;