Iregeneration or Irregeneration: How To spell?
The word Iregeneration is misspelled against Irregeneration, a noun meaning "An unregenerate state."
Irregeneration has double "rr" is mispronounced as "r"Remember double 'RR' in between the strings i & egeneration which should not be misspelled with single 'R'
Wrong Spelling:  i-r-egeneration  Correct Spelling:  i-rr-egeneration 
Find more incorrect spellings of Irregeneration to spell right way.