ill-humouredness

16 LETTERS · 3 SYLLABLES · STARTS WITH I

ill-humouredness is a valid 16-letter word worth 21 points in Scrabble and 26 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

I1L1L1-0H4U1M3O1U1R1E1D2N1E1S1S1

1 + 1 + 1 + 0 + 4 + 1 + 3 + 1 + 1 + 1 + 1 + 2 + 1 + 1 + 1 + 1 =21 PTS

DOUBLE WORD → 42TRIPLE WORD → 63

MEANING

What does ill-humouredness mean?