Tropial or Troopial: How To spell?
The word Tropial is misspelled against Troopial, a noun meaning "Same as Troupial."
Troopial has double "oo" is mispronounced as "o"Remember double 'OO' in between the strings tr & pial which should not be misspelled with single 'O'
Wrong Spelling:  tr-o-pial  Correct Spelling:  tr-oo-pial 
Find more incorrect spellings of Troopial to spell right way.