неурожайmessis [is, f]
острыйacutus [a, um];
сталкиватьcollidere [o, lisi,
peritissimus [i, m]; expertus [i, m]; homo [inis, m] peritus, gnarus,sciens, intelligens; existimator [oris, m]; cognitor [oris, m], cognoscens, sciens, ntis, m;