Moodiness

(n.) The quality or state of being moody; specifically, liability to strange or violent moods.

Thesaurus Entries

arbitrariness, bouderie, caprice, capriciousness, crankiness, crotchetiness, dejection, desultoriness, deviability, dumpishness, eccentricity, erraticism, fancifulness, fantasticality, fickleness, flightiness, freakishness, glumness, grimness, grumness, humorsomeness, impulsiveness, inconsistency, inconstancy, instability, irregularity, melancholy, mercuriality, moodishness, mopishness, moroseness, motivelessness, petulance, quirkiness, restlessness, shiftiness, sulkiness, sullenness, surliness, temperamentalness, uncertainty, undependability, unfixedness, unpredictability, unreliability, unsettledness, unstableness, unsteadfastness, unsteadiness, variability, variation, variety, wantonness, waywardness, whimsicality, whimsicalness, whimsy