настойчивостьpertinacia [ae, f];
подбегатьsuccurrere [o, rri,
ледниковыйglacialis [e];
obscurus [a, um];inintelligibilis [e];incomprehensivus [a, um];qui intelligi non potest;difficilis [e];imperceptus [a, um];imperspicuus [a, um];