The word Enead is misspelled against Ennead, a noun meaning "The number nine or a group of nine."
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Ennead has double "nn" is mispronounced as "n"
Remember double 'NN' in between the strings e & ead which should not be misspelled with single 'N'
Wrong Spelling:  e-n-ead 
Correct Spelling:  e-nn-ead 
Explore spell check of Ennead to spell without errors.