The word Quafer is misspelled against Quaffer, a noun meaning "One who quaffs, or drinks largely."
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Quaffer has double "ff" is mispronounced as "f"
Remember double 'FF' in between the strings Qua & er which should not be misspelled with single 'F'
Wrong Spelling:  Qua-f-er 
Correct Spelling:  Qua-ff-er 
Check more misspelled words of Quaffer to spell it correct.