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