побочный
accessorius [a, um];
институт
institutum; [i, n]
перпендикуляр
cathetus [i, m];
destinatio [onis, f];
obstinatio [onis, f];
animus [i, m] obstinatus;
contumacia [ae, f];
pertinacia [ae, f];
confirmitas [atis, f];
cervicositas [atis, f];
perseverantia [ae, f];