Regres or Regress: How To spell?
The word Regres is misspelled against Regress, meaning "To return to a former place or condition."
Regress has double 'ss' in the end mispronounced as 's'Remember double 'SS' appears in the end of this word which should not be misspelled with single 'S'
Wrong Spelling:  regre-s  Correct Spelling:  regre-ss 
Explore spell check of Regress to spell without errors.