The word Rofer is misspelled against Roofer, a noun meaning "One who puts on roofs."
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Roofer has double "oo" is mispronounced as "o"
Remember double 'OO' in between the strings r & fer which should not be misspelled with single 'O'
Wrong Spelling:  r-o-fer 
Correct Spelling:  r-oo-fer 
Find more incorrect spellings of Roofer to spell right way.