The word Pur is misspelled against Purr, a noun meaning "The low murmuring sound made by a cat; pur. See Pur."
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Purr 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:  pu-r 
Correct Spelling:  pu-rr 
Check more misspelled words of Purr to spell it correct.