Irisible or Irrisible: How To spell?
The word Irisible is misspelled against Irrisible, an adjective meaning "Not risible."
Irrisible has double "rr" is mispronounced as "r"Remember double 'RR' in between the strings i & isible which should not be misspelled with single 'R'
Wrong Spelling:  i-r-isible  Correct Spelling:  i-rr-isible 
Find more wrongly spelled words of Irrisible to spell it well.