бак
sinum [i, n];
специалист
peritus [i, m];
взвести курок
retinaculum (elaterem, spiram)
magister [tri, m];
praeceptor [oris, m];
professor [oris, m];
doctor [oris, m];
institutor [oris, m];
instructor [oris, m];
exercitator [oris, m] [exercitor](alicujus rei);