Deastically or Deistically: How To spell?

The word Deastically is misspelled against Deistically, an adverb meaning "After the manner of deists."

Word contains consecutive vowels 'EI' in between alphabets d & stically is misspelled as 'EA'
Wrong Spelling:  d-ea-stically 
Correct Spelling:  d-ei-stically 
Find more wrongly spelled words of Deistically to spell it well.