The word Acustom is misspelled against Accustom, meaning "To make familiar by use."
-->
Accustom has double "cc" is mispronounced as "c"
Remember double 'CC' in between the strings A & ustom which should not be misspelled with single 'C'
Wrong Spelling:  A-c-ustom 
Correct Spelling:  A-cc-ustom 
Check more misspelled words of Accustom to spell it correct.