Extemporanaun or Extemporanean: How To spell?
The word Extemporanaun is misspelled against Extemporanean, an adjective meaning "Extemporaneous."
Extemporanean has vowels 'ea' together mispronounced as 'au'Word contains consecutive vowels 'EA' in between alphabets extemporan & n is misspelled as 'AU'
Wrong Spelling:  extemporan-au-n  Correct Spelling:  extemporan-ea-n 
Check more misspelled words of Extemporanean to spell it correct.