The word Fibed is misspelled against Fibbed, which is past tense of "Fib"
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Fibbed has double "bb" is mispronounced as "b"
Remember double 'BB' in between the strings Fi & ed which should not be misspelled with single 'B'
Wrong Spelling:  Fi-b-ed 
Correct Spelling:  Fi-bb-ed 
Find more wrongly spelled words of Fibbed to spell it well.