нешуточныйserius [a, um];
водныйaquaticus [a, um]
пресмыкатьсяserpere [o, psi,
coetus [us, m] intelligentium; homines [um, mpl] intellectus, docti / intelligentes homines; intelligentes, ium, npl; periti, orum, mpl; sapientes, (i)um, mpl;