The word Duned is misspelled against Dunned, which is past tense of "Dun"
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Dunned has double "nn" is mispronounced as "n"
Remember double 'NN' in between the strings du & ed which should not be misspelled with single 'N'
Wrong Spelling: du-n-ed
Correct Spelling: du-nn-ed
Check more misspelled words of Dunned to spell it correct.