Stoper or Stooper: How To spell?
The word Stoper is misspelled against Stooper, a noun meaning "One who stoops."
Stooper has double "oo" is mispronounced as "o"Remember double 'OO' in between the strings st & per which should not be misspelled with single 'O'
Wrong Spelling:  st-o-per  Correct Spelling:  st-oo-per 
Find more incorrect spellings of Stooper to spell right way.