трудность
difficultas [atis, f];
лупа
lens [ntis, f];
сообразительный
mente acer [acris,
graphis, idis [-idos], f; graphium [ii, n] ; scriptorium [ii, n] ; stilus [i, m] plumbeus; plumbum [i, n] ; lapis [idis, m] scriptorius, haematites [ae, m] (Gr); plumbago, inis, f;