Nunation or Nunnation: How To spell?
The word Nunation is misspelled against Nunnation, a noun meaning "The pronunciation of n at the end of words."
Nunnation has double "nn" is mispronounced as "n"Remember double 'NN' in between the strings nu & ation which should not be misspelled with single 'N'
Wrong Spelling:  nu-n-ation  Correct Spelling:  nu-nn-ation 
Check more misspelled words of Nunnation to spell it correct.