Quidities or Quiddities: How To spell?
The word Quidities is misspelled against Quiddities, which is plural of "Quiddity"
Quiddities has double "dd" is mispronounced as "d"Remember double 'DD' in between the strings Qui & ities which should not be misspelled with single 'D'
Wrong Spelling:  Qui-d-ities  Correct Spelling:  Qui-dd-ities 
Check more misspelled words of Quiddities to spell it correct.