subaudibility

13 LETTERS · 6 SYLLABLES · STARTS WITH S

subaudibility is a valid 13-letter word worth 21 points in Scrabble and 25 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

S1U1B3A1U1D2I1B3I1L1I1T1Y4

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

DOUBLE WORD → 42TRIPLE WORD → 63

MEANING

What does subaudibility mean?