1. Peevishness, fretfulness, moroseness (rare but class.): “si in morositatem inutilem et odiosam incidamus,” Cic. Off. 1, 25, 88: “morositas et ea vitia, quae dixi, habent aliquid excusationis,” id. Sen. 18, 65.—
2. Niceness, pedantry: “affectatione et morositate nimiā obscurabat stilum,” over-scrupulousness, too great nicety, Suet. Tib. 70.