Tined or Tinned: How To spell?
The word Tined is misspelled against Tinned, an adjective meaning "Covered, or plated, with tin; as, a tinned roof; tinned iron."
Tinned has double "nn" is mispronounced as "n"Remember double 'NN' in between the strings ti & ed which should not be misspelled with single 'N'
Wrong Spelling:  ti-n-ed  Correct Spelling:  ti-nn-ed 
Find more wrongly spelled words of Tinned to spell it well.