The word Outruning is misspelled against Outrunning, which is present continuous of "Outrun"
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Outrunning has double "nn" is mispronounced as "n"
Remember double 'NN' in between the strings outru & ing which should not be misspelled with single 'N'
Wrong Spelling:  outru-n-ing 
Correct Spelling:  outru-nn-ing 
Check more misspelled words of Outrunning to spell it correct.