Swingletre or Swingletree: How To spell?

The word Swingletre is misspelled against Swingletree, a verb meaning "A whiffletree, or whippletree. See Singletree."

Swingletree has double 'ee' in the end mispronounced as 'e'
Remember double 'EE' appears in the end of this word which should not be misspelled with single 'E'
Wrong Spelling: swingletr-e
Correct Spelling: swingletr-ee
Find more wrongly spelled words of Swingletree to spell it well.