Ptolemaust or Ptolemaist: How To spell?

The word Ptolemaust is misspelled against Ptolemaist, a noun meaning "One who accepts the astronomical system of Ptolemy."

Word contains consecutive vowels 'AI' in between alphabets ptolem & st is misspelled as 'AU'
Wrong Spelling:  ptolem-au-st 
Correct Spelling:  ptolem-ai-st 
Check more misspelled words of Ptolemaist to spell it correct.

You might be interested to know

Rause or Raise?

Restraunedly or Restrainedly?

Saunted or Sainted?