Dresmaker or Dressmaker: How To spell?
The word Dresmaker is misspelled against Dressmaker, a noun meaning "A maker of gowns, or similar garments; a mantuamaker."
Dressmaker has double "ss" is mispronounced as "s"Remember double 'SS' in between the strings dre & maker which should not be misspelled with single 'S'
Wrong Spelling:  dre-s-maker  Correct Spelling:  dre-ss-maker 
Explore spell check of Dressmaker to spell without errors.