PETTISHNESSES
Scrabble letter values: P3E1T1T1I1S1H4N1E1S1S1E1S1 = 18
Definition
PETTISHNESSES is the plural of PETTISHNESS.
noun PETTISHNESS: a disposition to exhibit uncontrolled anger.
Synonyms of PETTISHNESS: temper, biliousness, irritability, peevishness, snappishness, surliness