trephining

10 LETTERS · 3 SYLLABLES · STARTS WITH T

trephining is a valid 10-letter word worth 16 points in Scrabble and 19 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

T1R1E1P3H4I1N1I1N1G2

1 + 1 + 1 + 3 + 4 + 1 + 1 + 1 + 1 + 2 =16 PTS

DOUBLE WORD → 32TRIPLE WORD → 48

MEANING

What does trephining mean?