18-Letter Words Starting with 'TRI'

Browse 8 verified English 18-letter words starting with 'TRI', including common words like Triphenylphosphine, Trichlormethiazide, Triphosphopyridine and Triakistetrahedron. Validated against official game dictionaries and lexicons, you can explore definitions and letter scores below.

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Starts with TRIA5 words
triakistetrahedron
triakistetrahedral
triangulopyramidal
triakisicosahedral
triakisicosahedron
Starts with TRIC1 words
trichlormethiazide
Starts with TRIP2 words
triphenylphosphine
triphosphopyridine
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