Regresive or Regressive: How To spell?
The word Regresive is misspelled against Regressive, an adjective meaning "Characterized by retrogression; retrogressive."
Regressive has double "ss" is mispronounced as "s"Remember double 'SS' in between the strings regre & ive which should not be misspelled with single 'S'
Wrong Spelling:  regre-s-ive  Correct Spelling:  regre-ss-ive 
Find more wrongly spelled words of Regressive to spell it well.