polish up

VERB
9 LETTERS · 2 SYLLABLES · STARTS WITH P

polish up is a valid 9-letter word worth 15 points in Scrabble and 18 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
P3O1L1I1S1H4U1P3
3 + 1 + 1 + 1 + 1 + 4 + 0 + 1 + 3 =15 PTS
DOUBLE WORD → 30TRIPLE WORD → 45
MEANING

What does polish up mean?

VERB · 1 SENSE
1

Bring to a highly developed, finished, or refined state.