Asident or Assident: How To spell?
The word Asident is misspelled against Assident, an adjective meaning "Usually attending a disease, but not always; as, assident signs, or symptoms."
Assident has double "ss" is mispronounced as "s"Remember double 'SS' in between the strings a & ident which should not be misspelled with single 'S'
Wrong Spelling:  a-s-ident  Correct Spelling:  a-ss-ident 
Find more wrongly spelled words of Assident to spell it well.