Acule or Aculei: How To spell?

The word Acule is misspelled against Aculei, which is plural of "Aculeus"

--> Word end with consecutive vowels 'EI' preceded by alphabets 'acul' is misspelled as 'E' as letter 'I' is phonetically ignored
Wrong Spelling:  acul-e 
Correct Spelling:  acul-ei 
Check more misspelled words of Aculei to spell it correct.

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