naphthyl group

14 LETTERS · STARTS WITH N

naphthyl group is a valid 14-letter word worth 27 points in Scrabble and 30 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

N1A1P3H4T1H4Y4L1G2R1O1U1P3

1 + 1 + 3 + 4 + 1 + 4 + 4 + 1 + 0 + 2 + 1 + 1 + 1 + 3 =27 PTS

DOUBLE WORD → 54TRIPLE WORD → 81

MEANING

What does naphthyl group mean?