hyperexcitableness

18 LETTERS · 7 SYLLABLES · STARTS WITH H

hyperexcitableness is a valid 18-letter word worth 37 points in Scrabble and 40 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

H4Y4P3E1R1E1X8C3I1T1A1B3L1E1N1E1S1S1

4 + 4 + 3 + 1 + 1 + 1 + 8 + 3 + 1 + 1 + 1 + 3 + 1 + 1 + 1 + 1 + 1 + 1 =37 PTS

DOUBLE WORD → 74TRIPLE WORD → 111

MEANING

What does hyperexcitableness mean?