The word Rivaling is misspelled against Rivalling, which is present continuous of "Rival"
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Rivalling has double "ll" is mispronounced as "l"
Remember double 'LL' in between the strings riva & ing which should not be misspelled with single 'L'
Wrong Spelling: riva-l-ing
Correct Spelling: riva-ll-ing
Find more wrongly spelled words of Rivalling to spell it well.