The word Graveled is misspelled against Gravelled, which is past tense of "Gravel"
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Gravelled has double "ll" is mispronounced as "l"
Remember double 'LL' in between the strings grave & ed which should not be misspelled with single 'L'
Wrong Spelling:  grave-l-ed 
Correct Spelling:  grave-ll-ed 
Explore spell check of Gravelled to spell without errors.