con-frăgōsus, a, um, adj., broken, rough, uneven (in good prose; cf. confragus; not in Cic.).
I Prop.: ager, Varr. R. R. 1, 18, 4: fundus, id. ib. 1, 20, 5: locus lapidibus, Col. 2, 2, 8; cf. id. 6, 17, 2; and Liv. 28, 2, 1; 32, 4, 4: via (together with ardua et aspera), id. 44, 3, 3; cf. Sen. Ep. 84, 13: angustiae, Liv. 38, 41, 5; 5, 26, 5.— Hence, subst.: confrăgōsum , i, n., a rough place or region : fortior miles ex confragoso venit, Sen. Ep. 51, 10: castra inter confragosa omnia locat, Liv. 21, 32, 9; 5, 26, 5.—Trop.: e confragosis atque asperis evecti, Quint. 6, 1, 52.—
II Trop. (several times in Plaut. and in Quint. like fragosus; elsewhere rare): condiciones, hard, difficult , Plaut. Men. 4, 2, 25; id. Cist. 2, 3, 70; with velut, Quint. 8, 5, 29: nomina quaedam versusque, id. 1, 1, 37: argumenta (together with horrida), id. 5, 8, 1.—* Comp. , Mall. Theod. Metr. 7.—No sup. —Hence, adv.: confrăgōsē , roughly, unevenly , Mar. Vict. p. 2550.