Pupilarity or Pupillarity: How To spell?
The word Pupilarity is misspelled against Pupillarity, a noun meaning "The period before puberty, or from birth to fourteen in males, and twelve in females."
Pupillarity has double "ll" is mispronounced as "l"Remember double 'LL' in between the strings pupi & arity which should not be misspelled with single 'L'
Wrong Spelling:  pupi-l-arity  Correct Spelling:  pupi-ll-arity 
Check more misspelled words of Pupillarity to spell it correct.