Teising or Teasing: How To spell?

The word Teising is misspelled against Teasing, which is present continuous of "Tease"

Teasing has vowels 'ea' together mispronounced as 'ei'
Word contains consecutive vowels 'EA' in between alphabets t & sing is misspelled as 'EI'
Wrong Spelling:  t-ei-sing 
Correct Spelling:  t-ea-sing 
Find more wrongly spelled words of Teasing to spell it well.

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