Presuposition or Presupposition: How To spell?
The word Presuposition is misspelled against Presupposition, a noun meaning "That which is presupposed; a previous supposition or surmise."
Presupposition has double "pp" is mispronounced as "p"Remember double 'PP' in between the strings presu & osition which should not be misspelled with single 'P'
Wrong Spelling:  presu-p-osition  Correct Spelling:  presu-pp-osition 
Check more misspelled words of Presupposition to spell it correct.