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