Necesitattion or Necessitattion: How To spell?
The word Necesitattion is misspelled against Necessitattion, a noun meaning "The act of making necessary, or the state of being made necessary; compulsion."
Necessitattion has double "ss" is mispronounced as "s"Remember double 'SS' in between the strings nece & itattion which should not be misspelled with single 'S'
Wrong Spelling:  nece-s-itattion  Correct Spelling:  nece-ss-itattion 
Find more incorrect spellings of Necessitattion to spell right way.