The word Biter is misspelled against Bitter, a noun meaning "AA turn of the cable which is round the bitts."
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Bitter has double "tt" is mispronounced as "t"
Remember double 'TT' in between the strings bi & er which should not be misspelled with single 'T'
Wrong Spelling:  bi-t-er 
Correct Spelling:  bi-tt-er 
Find more wrongly spelled words of Bitter to spell it well.