Ecosaise or Ecossaise: How To spell?
The word Ecosaise is misspelled against Ecossaise, a noun meaning "A dancing tune in the Scotch style."
Ecossaise has double "ss" is mispronounced as "s"Remember double 'SS' in between the strings eco & aise which should not be misspelled with single 'S'
Wrong Spelling:  eco-s-aise  Correct Spelling:  eco-ss-aise 
Find more incorrect spellings of Ecossaise to spell right way.