Incomposible or Incompossible: How To spell?
The word Incomposible is misspelled against Incompossible, an adjective meaning "Not capable of joint existence; incompatible; inconsistent."
Incompossible has double "ss" is mispronounced as "s"Remember double 'SS' in between the strings incompo & ible which should not be misspelled with single 'S'
Wrong Spelling:  incompo-s-ible  Correct Spelling:  incompo-ss-ible 
Find more incorrect spellings of Incompossible to spell right way.