The word Troped is misspelled against Trooped, which is past tense of "Troop"
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Trooped has double "oo" is mispronounced as "o"
Remember double 'OO' in between the strings tr & ped which should not be misspelled with single 'O'
Wrong Spelling:  tr-o-ped 
Correct Spelling:  tr-oo-ped 
Find more incorrect spellings of Trooped to spell right way.