The word Mur is misspelled against Murr, a noun meaning "A catarrh."
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Murr has double 'rr' in the end mispronounced as 'r'
Remember double 'RR' appears in the end of this word which should not be misspelled with single 'R'
Wrong Spelling:  mu-r 
Correct Spelling:  mu-rr 
Check more misspelled words of Murr to spell it correct.