Convertiblenes or Convertibleness: How To spell?
The word Convertiblenes is misspelled against Convertibleness, a noun meaning "The state of being convertible; convertibility."
Convertibleness 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:  convertiblene-s  Correct Spelling:  convertiblene-ss 
Find more incorrect spellings of Convertibleness to spell right way.