Sixpeny or Sixpenny: How To spell?
The word Sixpeny is misspelled against Sixpenny, an adjective meaning "the value costing, sixpence; as, a sixpenny loaf."
Sixpenny has double "nn" is mispronounced as "n"Remember double 'NN' in between the strings sixpe & y which should not be misspelled with single 'N'
Wrong Spelling:  sixpe-n-y  Correct Spelling:  sixpe-nn-y 
Find more wrongly spelled words of Sixpenny to spell it well.