Irepentance or Irrepentance: How To spell?
The word Irepentance is misspelled against Irrepentance, a noun meaning "Want of repentance; impenitence."
Irrepentance has double "rr" is mispronounced as "r"Remember double 'RR' in between the strings i & epentance which should not be misspelled with single 'R'
Wrong Spelling:  i-r-epentance  Correct Spelling:  i-rr-epentance 
Explore spell check of Irrepentance to spell without errors.