The word Trithest is misspelled against Tritheist, a noun meaning "One who believes in tritheism."
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Word contains consecutive vowels 'EI' in between alphabets trith & st is misspelled as 'E' as letter 'I' is phonetically ignore
Wrong Spelling:  trith-e-st 
Correct Spelling:  trith-ei-st 
Find more wrongly spelled words of Tritheist to spell it well.