Necesitarian or Necessitarian: How To spell?
The word Necesitarian is misspelled against Necessitarian, a noun meaning "One who holds to the doctrine of necessitarianism."
Necessitarian has double "ss" is mispronounced as "s"Remember double 'SS' in between the strings nece & itarian which should not be misspelled with single 'S'
Wrong Spelling:  nece-s-itarian  Correct Spelling:  nece-ss-itarian 
Find more wrongly spelled words of Necessitarian to spell it well.