The word Ploded is misspelled against Plodded, which is past tense of "Plod"
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Plodded has double "dd" is mispronounced as "d"
Remember double 'DD' in between the strings Plo & ed which should not be misspelled with single 'D'
Wrong Spelling:  Plo-d-ed 
Correct Spelling:  Plo-dd-ed 
Find more incorrect spellings of Plodded to spell right way.