surprise ending

15 LETTERS · STARTS WITH S

surprise ending is a valid 15-letter word worth 18 points in Scrabble and 23 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
S1U1R1P3R1I1S1E1E1N1D2I1N1G2
1 + 1 + 1 + 3 + 1 + 1 + 1 + 1 + 0 + 1 + 1 + 2 + 1 + 1 + 2 =18 PTS
DOUBLE WORD → 36TRIPLE WORD → 54
MEANING

What does surprise ending mean?

1