Acustomance or Accustomance: How To spell?
The word Acustomance is misspelled against Accustomance, a noun meaning "Custom; habitual use."
Accustomance has double "cc" is mispronounced as "c"Remember double 'CC' in between the strings A & ustomance which should not be misspelled with single 'C'
Wrong Spelling:  A-c-ustomance  Correct Spelling:  A-cc-ustomance 
Check more misspelled words of Accustomance to spell it correct.