Tresy or Tressy: How To spell?
The word Tresy is misspelled against Tressy, an adjective meaning "Abounding in tresses."
Tressy has double "ss" is mispronounced as "s"Remember double 'SS' in between the strings tre & y which should not be misspelled with single 'S'
Wrong Spelling:  tre-s-y  Correct Spelling:  tre-ss-y 
Explore spell check of Tressy to spell without errors.