uninterchangeable

17 LETTERS · 6 SYLLABLES · STARTS WITH U

uninterchangeable is a valid 17-letter word worth 25 points in Scrabble and 32 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

U1N1I1N1T1E1R1C3H4A1N1G2E1A1B3L1E1

1 + 1 + 1 + 1 + 1 + 1 + 1 + 3 + 4 + 1 + 1 + 2 + 1 + 1 + 3 + 1 + 1 =25 PTS

DOUBLE WORD → 50TRIPLE WORD → 75

MEANING

What does uninterchangeable mean?