Scrabble Word Checker
T1R1I1O1X8I1D2
15 points

TRIOXID is validvalid

trioxide [n TRIOXIDS]

54,724 of 196,601 in NWL2023·also valid in CSW24

an oxide containing three atoms of oxygen; as, sulphur trioxide, also TRIOXIDE [n -S]

255,360 of 280,887 in CSW24·also valid in NWL2023