ācrĭtūdo
ācrĭtūdo, ĭnis, f. 2. acer, the quality of acer, sharpness. Lit., of a fluid, Vitr. 2, 9, 12; 8, 3, 18 sq.— Trop. Liveliness, vivacity, force: vigor et acritudo populi Romani, Gell. 10, 27: haut quisquam potis est tolerare acritudinem, Att. ap. Fest. p. 356 Müll. (Rib. Trag. Rel. p. 196). — Harshness of character: morum, App. M. 9, 224.