excitability (part of speech: noun)
hot-temperedness, touchiness, rashness, nervousness, short-temperedness, emotionality, ardency, passion, excitableness, brittleness, quick-temperedness, crankiness, explosiveness, combustibility, sensitivity, storminess, tempestuousness, edginess, recklessness, irritability, fragility
fickleness (part of speech: noun)
caprice (part of speech: noun)
irresolution (part of speech: noun)
inconsistency, uncertainty, shyness, infirmity, ambivalence, spinelessness, irresolution, indecisiveness, halfheartedness, fickleness, wateriness, unwillingness, tentativeness, yellowness, changeability, hesitance, insipidity, impulsiveness, unsureness, weakness, vacillation, double-mindedness, capriciousness, shiftiness
transience (part of speech: noun)
motivelessness (part of speech: noun)
- Now, Deville's process depends upon three points,- upon intense heat, blowpipe action, and the volatility of certain metals. - "The Chemical History Of A Candle", Michael Faraday.
- Hard, dry and practical in its attitude to the ordinary affairs of life, it is apt to catch fire from a sudden enthusiasm, as if volatility were its dominant note and instability its only fixed attribute. - "Scotland's Mark on America", George Fraser Black.
- Their control in this way intimated a volatility which was not perceptible in their sentiment. - "A Hazard of New Fortunes", William Dean Howells.