Regatas or Regattas: How To spell?
The word Regatas is misspelled against Regattas, which is plural of "Regatta"
Regattas has double "tt" is mispronounced as "t"Remember double 'TT' in between the strings rega & as which should not be misspelled with single 'T'
Wrong Spelling:  rega-t-as  Correct Spelling:  rega-tt-as 
Explore spell check of Regattas to spell without errors.