Ceica or Caeca: How To spell?

The word Ceica is misspelled against Caeca, which is plural of "Caecum"

--> Caeca has vowels 'ae' together mispronounced as 'ei'
Word contains consecutive vowels 'AE' in between alphabets c & ca is misspelled as 'EI'
Wrong Spelling:  c-ei-ca 
Correct Spelling:  c-ae-ca 
Find more wrongly spelled words of Caeca to spell it well.

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