mōrōsus, a, um, adj. mos; cf. Cic. Tusc. 4, 24, 54, peevish, fretful, wayward, capricious, captious, morose (syn.: tristis, severus, gravis, difficilis; class.): usque eo difficiles ac morosi sumus, ut nobis non satisfaciat ipse Demosthenes, Cic. Or. 29, 104: at sunt morosi et anxii, et iracundi et difficiles senes, id. Sen. 18, 65: canities, Hor. C. 1, 9, 17.

—Of excessive care: circa corporis curam morosior, particular, fastidious, Suet. Caes. 45.

—Of things concr. and abstr.: cupressus natu morosa, that grows with difficulty, Plin. 16, 33, 60, § 139: morbus, stubborn, Ov. A. A. 2, 323: caelandi subtilitas, anxious, painful, Plin. 35, prooem. § 1: si tibi morosa prurigine verminat auris, Mart. 14, 23.

—Hence, adv.: mōrōsē. Peevishly, fretfully, captiously, morosely (class.): morose ferre hominum ineptias, Cic. Brut. 67, 236.

— Scrupulously, carefully: terram non morose legit, Plin. 18, 13, 34, § 128.

—Comp.: pallium morosius ordinatum, Tert. Pall. 4.

—Sup.: morosissime, Suet. Aug. 66.