Crevase or Crevasse: How To spell?
The word Crevase is misspelled against Crevasse, meaning "A deep crack or fissure in the ice of a glacier."
Crevasse has double "ss" is mispronounced as "s"Remember double 'SS' in between the strings creva & e which should not be misspelled with single 'S'
Wrong Spelling:  creva-s-e  Correct Spelling:  creva-ss-e 
Explore spell check of Crevasse to spell without errors.