Instantaniety or Instantaneity: How To spell?

The word Instantaniety is misspelled against Instantaneity, a noun meaning "Quality of being instantaneous."

Word contains consecutive vowels 'EI' in between alphabets instantan & ty is misspelled as 'IE'
Wrong Spelling:  instantan-ie-ty 
Correct Spelling:  instantan-ei-ty 
Find more wrongly spelled words of Instantaneity to spell it well.