The word Hoper is misspelled against Hooper, a noun meaning "One who hoops casks or tubs; a cooper."
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Hooper has double "oo" is mispronounced as "o"
Remember double 'OO' in between the strings h & per which should not be misspelled with single 'O'
Wrong Spelling:  h-o-per 
Correct Spelling:  h-oo-per 
Find more incorrect spellings of Hooper to spell right way.