Glottidaun or Glottidean: How To spell?
The word Glottidaun is misspelled against Glottidean, an adjective meaning "pertaining to the glottis; glottal."
Glottidean has vowels 'ea' together mispronounced as 'au'Word contains consecutive vowels 'EA' in between alphabets glottid & n is misspelled as 'AU'
Wrong Spelling:  glottid-au-n  Correct Spelling:  glottid-ea-n 
Check more misspelled words of Glottidean to spell it correct.