not appreciate

14 LETTERS · STARTS WITH N

not appreciate is a valid 14-letter word worth 19 points in Scrabble and 23 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
N1O1T1A1P3P3R1E1C3I1A1T1E1
1 + 1 + 1 + 0 + 1 + 3 + 3 + 1 + 1 + 3 + 1 + 1 + 1 + 1 =19 PTS
DOUBLE WORD → 38TRIPLE WORD → 57
MEANING

What does not appreciate mean?

1