pseudo stem

11 LETTERS · STARTS WITH P

pseudo stem is a valid 11-letter word worth 15 points in Scrabble and 18 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

P3S1E1U1D2O1S1T1E1M3

3 + 1 + 1 + 1 + 2 + 1 + 0 + 1 + 1 + 1 + 3 =15 PTS

DOUBLE WORD → 30TRIPLE WORD → 45

MEANING

What does pseudo stem mean?