Stonines or Stoniness: How To spell?
The word Stonines is misspelled against Stoniness, a noun meaning "The quality or state of being stony."
Stoniness 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:  stonine-s  Correct Spelling:  stonine-ss 
Find more incorrect spellings of Stoniness to spell right way.