seismism

8 LETTERS · 2 SYLLABLES · STARTS WITH S

seismism is a valid 8-letter word worth 12 points in Scrabble and 14 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

S1E1I1S1M3I1S1M3

1 + 1 + 1 + 1 + 3 + 1 + 1 + 3 =12 PTS

DOUBLE WORD → 24TRIPLE WORD → 36

MEANING

What does seismism mean?