The word Driled is misspelled against Drilled, which is past tense of "Drill"
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Drilled has double "ll" is mispronounced as "l"
Remember double 'LL' in between the strings dri & ed which should not be misspelled with single 'L'
Wrong Spelling: dri-l-ed
Correct Spelling: dri-ll-ed
Find more wrongly spelled words of Drilled to spell it well.