Interogation or Interrogation: How To spell?
The word Interogation is misspelled against Interrogation, a noun meaning "A point, mark, or sign, thus [?], indicating that the sentence with which it is connected is a question. It is used to express doubt, or to mark a query. Called also interrogation point."
Interrogation has double "rr" is mispronounced as "r"Remember double 'RR' in between the strings inte & ogation which should not be misspelled with single 'R'
Wrong Spelling:  inte-r-ogation  Correct Spelling:  inte-rr-ogation 
Find more incorrect spellings of Interrogation to spell right way.