Gnaussose or Gneissose: How To spell?

The word Gnaussose is misspelled against Gneissose, an adjective meaning "Having the structure of gneiss."

Word contains consecutive vowels 'EI' in between alphabets gn & ssose is misspelled as 'AU'
Wrong Spelling:  gn-au-ssose 
Correct Spelling:  gn-ei-ssose 
Check more misspelled words of Gneissose to spell it correct.