лодочник
nauta [ae, m]
императорский
caesarianus [a, um]
треугольный
triangularis [e];
triangul(at)us
pandere [o, ndi, nsum (passum)];
expandere [o, ndi, nsum];
porrigere [o, rexi, rectum];
extendere [o, ndi, nsum];
prosternere [o, stravi, stratum];