Tethed or Teethed: How To spell?

The word Tethed is misspelled against Teethed, which is past tense of "Teeth"

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