The word Discused is misspelled against Discussed, which is past tense of "Discuss"
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Discussed has double "ss" is mispronounced as "s"
Remember double 'SS' in between the strings discu & ed which should not be misspelled with single 'S'
Wrong Spelling: discu-s-ed
Correct Spelling: discu-ss-ed
Check more misspelled words of Discussed to spell it correct.