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