Colonade or Colonnade: How To spell?
The word Colonade is misspelled against Colonnade, a noun meaning "A series or range of columns placed at regular intervals with all the adjuncts, as entablature, stylobate, roof, etc."
Colonnade has double "nn" is mispronounced as "n"Remember double 'NN' in between the strings colo & ade which should not be misspelled with single 'N'
Wrong Spelling:  colo-n-ade  Correct Spelling:  colo-nn-ade 
Find more incorrect spellings of Colonnade to spell right way.