Whinies or Whinnies: How To spell?
The word Whinies is misspelled against Whinnies, which is plural of "Whinny"
Whinnies has double "nn" is mispronounced as "n"Remember double 'NN' in between the strings whi & ies which should not be misspelled with single 'N'
Wrong Spelling:  whi-n-ies  Correct Spelling:  whi-nn-ies 
Find more wrongly spelled words of Whinnies to spell it well.