Sergeyncy or Sergeancy: How To spell?

The word Sergeyncy is misspelled against Sergeancy, a noun meaning "The office of a sergeant; sergeantship."

Sergeancy has vowels 'ea' together mispronounced as 'ey'
Word contains consecutive vowels 'EA' in between alphabets serg & ncy is misspelled as 'EY'
Wrong Spelling:  serg-ey-ncy 
Correct Spelling:  serg-ea-ncy 
Explore spell check of Sergeancy to spell without errors.

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