Steler or Steeler: How To spell?
The word Steler is misspelled against Steeler, a noun meaning "One who points, edges, or covers with steel."
Steeler has double "ee" is mispronounced as "e"Remember double 'EE' in between the strings St & ler which should not be misspelled with single 'E'
Wrong Spelling:  St-e-ler  Correct Spelling:  St-ee-ler 
Explore spell check of Steeler to spell without errors.