The word Cupeling is misspelled against Cupelling, which is present continuous of "Cupel"
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Cupelling has double "ll" is mispronounced as "l"
Remember double 'LL' in between the strings cupe & ing which should not be misspelled with single 'L'
Wrong Spelling: cupe-l-ing
Correct Spelling: cupe-ll-ing
Check more misspelled words of Cupelling to spell it correct.