Agenesis or Agennesis: How To spell?
The word Agenesis is misspelled against Agennesis, a noun meaning "Impotence; sterility."
Agennesis has double "nn" is mispronounced as "n"Remember double 'NN' in between the strings age & esis which should not be misspelled with single 'N'
Wrong Spelling:  age-n-esis  Correct Spelling:  age-nn-esis 
Find more wrongly spelled words of Agennesis to spell it well.