Scrabble Word Checker
P3E1R1I1D2I1N1I1U1M3S1
16 points

PERIDINIUMS is no goodvalid

Not a playable Scrabble word in NWL2023.

It is valid in CSW24·

PERIDINIUM, a dinoflagellate, a kind of marine protozoan, also PERIDINIAN [n]

176,914 of 280,887 in CSW24·not in NWL2023