Shiftines or Shiftiness: How To spell?
The word Shiftines is misspelled against Shiftiness, a noun meaning "The quality or state of being shifty."
Shiftiness has double 'ss' in the end mispronounced as 's'Remember double 'SS' appears in the end of this word which should not be misspelled with single 'S'
Wrong Spelling:  shiftine-s  Correct Spelling:  shiftine-ss 
Find more wrongly spelled words of Shiftiness to spell it well.