The word Waper is misspelled against Wapper, a noun meaning "A gudgeon."
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Wapper has double "pp" is mispronounced as "p"
Remember double 'PP' in between the strings wa & er which should not be misspelled with single 'P'
Wrong Spelling:  wa-p-er 
Correct Spelling:  wa-pp-er 
Explore spell check of Wapper to spell without errors.