undiagnosable

ADJECTIVE
13 LETTERS · STARTS WITH U

undiagnosable is a valid 13-letter word worth 17 points in Scrabble and 23 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
U1N1D2I1A1G2N1O1S1A1B3L1E1
1 + 1 + 2 + 1 + 1 + 2 + 1 + 1 + 1 + 1 + 3 + 1 + 1 =17 PTS
DOUBLE WORD → 34TRIPLE WORD → 51
MEANING

What does undiagnosable mean?

ADJECTIVE · 1 SENSE
1

Not possible to diagnose.