intersubstitutability

21 LETTERS · STARTS WITH I

intersubstitutability is a valid 21-letter word worth 28 points in Scrabble and 33 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
I1N1T1E1R1S1U1B3S1T1I1T1U1T1A1B3I1L1I1T1Y4
1 + 1 + 1 + 1 + 1 + 1 + 1 + 3 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 3 + 1 + 1 + 1 + 1 + 4 =28 PTS
DOUBLE WORD → 56TRIPLE WORD → 84
MEANING

What does intersubstitutability mean?

1

A valid word accepted in tournament Scrabble and Words With Friends play.