unpreposterous

14 LETTERS · 5 SYLLABLES · STARTS WITH U

unpreposterous is a valid 14-letter word worth 18 points in Scrabble and 23 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

U1N1P3R1E1P3O1S1T1E1R1O1U1S1

1 + 1 + 3 + 1 + 1 + 3 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 =18 PTS

DOUBLE WORD → 36TRIPLE WORD → 54

MEANING

What does unpreposterous mean?