Stelyard or Steelyard: How To spell?
The word Stelyard is misspelled against Steelyard, a noun meaning "A form of balance in which the body to be weighed is suspended from the shorter arm of a lever, which turns on a fulcrum, and a counterpoise is caused to slide upon the longer arm to produce equilibrium, its place upon this arm (which is notched or graduated) indicating the weight; a Roman balance; -- very commonly used also in the plural form, steelyards."
Steelyard has double "ee" is mispronounced as "e"Remember double 'EE' in between the strings St & lyard which should not be misspelled with single 'E'
Wrong Spelling:  St-e-lyard  Correct Spelling:  St-ee-lyard 
Explore spell check of Steelyard to spell without errors.