Sweter or Sweater: How To spell?

The word Sweter is misspelled against Sweater, a noun meaning "A sudorific."

Sweater has vowels 'ea' together mispronounced as 'e'
Word contains consecutive vowels 'EA' in between alphabets sw & ter is misspelled as 'E'
Wrong Spelling:  sw-e-ter 
Correct Spelling:  sw-ea-ter 
Explore spell check of Sweater to spell without errors.

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