Dest or Deist: How To spell?

The word Dest is misspelled against Deist, meaning "One who believes in God, but denies supernatural revelation."

Word contains consecutive vowels 'EI' in between alphabets d & st is misspelled as 'E' as letter 'I' is phonetically ignored
Wrong Spelling:  d-e-st 
Correct Spelling:  d-ei-st 
Explore spell check of Deist to spell without errors.