Shined or Shinned: How To spell?
The word Shined is misspelled against Shinned, which is past tense of "Shin"
Shinned has double "nn" is mispronounced as "n"Remember double 'NN' in between the strings shi & ed which should not be misspelled with single 'N'
Wrong Spelling:  shi-n-ed  Correct Spelling:  shi-nn-ed 
Find more wrongly spelled words of Shinned to spell it well.