The word Bumed is misspelled against Bummed, which is past tense of "Bum"
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Bummed has double "mm" is mispronounced as "m"
Remember double 'MM' in between the strings bu & ed which should not be misspelled with single 'M'
Wrong Spelling:  bu-m-ed 
Correct Spelling:  bu-mm-ed 
Check more misspelled words of Bummed to spell it correct.