Sethed or Seethed: How To spell?

The word Sethed is misspelled against Seethed, which is past tense of "Seethe"

--> Seethed has double "ee" is mispronounced as "e"
Remember double 'EE' in between the strings S & thed which should not be misspelled with single 'E'
Wrong Spelling:  S-e-thed 
Correct Spelling:  S-ee-thed 
Explore spell check of Seethed to spell without errors.

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