ARBITRARINESSES
Scrabble letter values: A1R1B3I1T1R1A1R1I1N1E1S1S1E1S1 = 17
Definition
ARBITRARINESSES is the plural of ARBITRARINESS.
noun ARBITRARINESS: the trait of acting unpredictably and more from whim or caprice than from reason or judgment.
Synonyms of ARBITRARINESS: flightiness, whimsicality, whimsy, whimsey, capriciousness