Interspech or Interspeech: How To spell?
The word Interspech is misspelled against Interspeech, a noun meaning "A speech interposed between others."
Interspeech has double "ee" is mispronounced as "e"Remember double 'EE' in between the strings Intersp & ch which should not be misspelled with single 'E'
Wrong Spelling:  Intersp-e-ch  Correct Spelling:  Intersp-ee-ch 
Explore spell check of Interspeech to spell without errors.