self-sinking

12 LETTERS · 2 SYLLABLES · STARTS WITH S

self-sinking is a valid 12-letter word worth 19 points in Scrabble and 23 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

S1E1L1F4-0S1I1N1K5I1N1G2

1 + 1 + 1 + 4 + 0 + 1 + 1 + 1 + 5 + 1 + 1 + 2 =19 PTS

DOUBLE WORD → 38TRIPLE WORD → 57

MEANING

What does self-sinking mean?