bailiwick

NOUN /beɪləwɪk/
9 LETTERS · 3 SYLLABLES · STARTS WITH B

bailiwick is a valid 9-letter word worth 20 points in Scrabble and 23 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
B3A1I1L1I1W4I1C3K5
3 + 1 + 1 + 1 + 1 + 4 + 1 + 3 + 5 =20 PTS
DOUBLE WORD → 40TRIPLE WORD → 60
MEANING

What does bailiwick mean?