underpropping

13 LETTERS · 4 SYLLABLES · STARTS WITH U

underpropping is a valid 13-letter word worth 21 points in Scrabble and 28 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

U1N1D2E1R1P3R1O1P3P3I1N1G2

1 + 1 + 2 + 1 + 1 + 3 + 1 + 1 + 3 + 3 + 1 + 1 + 2 =21 PTS

DOUBLE WORD → 42TRIPLE WORD → 63

MEANING

What does underpropping mean?