The word Ripraped is misspelled against Riprapped, which is past tense of "Riprap"
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Riprapped has double "pp" is mispronounced as "p"
Remember double 'PP' in between the strings ripra & ed which should not be misspelled with single 'P'
Wrong Spelling:  ripra-p-ed 
Correct Spelling:  ripra-pp-ed 
Find more wrongly spelled words of Riprapped to spell it well.