bluejacket

NOUN /blu,dʒækɪt/
10 LETTERS · 3 SYLLABLES · STARTS WITH B

bluejacket is a valid 10-letter word worth 25 points in Scrabble and 31 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
B3L1U1E1J8A1C3K5E1T1
3 + 1 + 1 + 1 + 8 + 1 + 3 + 5 + 1 + 1 =25 PTS
DOUBLE WORD → 50TRIPLE WORD → 75
MEANING

What does bluejacket mean?