Lethed or Letheed: How To spell?

The word Lethed is misspelled against Letheed, an adjective meaning "Caused by Lethe."

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