Tredwheel or Treadwheel: How To spell?
The word Tredwheel is misspelled against Treadwheel, a noun meaning "A wheel turned by persons or animals, by treading, climbing, or pushing with the feet, upon its periphery or face. See Treadmill."
Treadwheel has vowels 'ea' together mispronounced as 'e'Word contains consecutive vowels 'EA' in between alphabets tr & dwheel is misspelled as 'E'
Wrong Spelling:  tr-e-dwheel  Correct Spelling:  tr-ea-dwheel 
Explore spell check of Treadwheel to spell without errors.