The word Lesening is misspelled against Lessening, which is present continuous of "Lessen"
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Lessening has double "ss" is mispronounced as "s"
Remember double 'SS' in between the strings le & ening which should not be misspelled with single 'S'
Wrong Spelling: le-s-ening
Correct Spelling: le-ss-ening
Find more wrongly spelled words of Lessening to spell it well.