Unacustomed or Unaccustomed: How To spell?
The word Unacustomed is misspelled against Unaccustomed, an adjective meaning "Not used; not habituated; unfamiliar; unused; -- which to."
Unaccustomed has double "cc" is mispronounced as "c"Remember double 'CC' in between the strings Una & ustomed which should not be misspelled with single 'C'
Wrong Spelling:  Una-c-ustomed  Correct Spelling:  Una-cc-ustomed 
Check more misspelled words of Unaccustomed to spell it correct.