Glosal or Glossal: How To spell?
The word Glosal is misspelled against Glossal, an adjective meaning "pertaining to the tongue; lingual."
Glossal has double "ss" is mispronounced as "s"Remember double 'SS' in between the strings glo & al which should not be misspelled with single 'S'
Wrong Spelling:  glo-s-al  Correct Spelling:  glo-ss-al 
Find more incorrect spellings of Glossal to spell right way.