IMPERIOUSNESSES
Scrabble letter values: I1M3P3E1R1I1O1U1S1N1E1S1S1E1S1 = 19
Definition
IMPERIOUSNESSES is the plural of IMPERIOUSNESS.
noun IMPERIOUSNESS: the trait of being imperious and overbearing.
Synonyms of IMPERIOUSNESS: domineeringness, overbearingness