The word Shrily is misspelled against Shrilly, an adjective meaning "Somewhat shrill."
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Shrilly has double "ll" is mispronounced as "l"
Remember double 'LL' in between the strings shri & y which should not be misspelled with single 'L'
Wrong Spelling:  shri-l-y 
Correct Spelling:  shri-ll-y 
Find more wrongly spelled words of Shrilly to spell it well.