The word Fluterer is misspelled against Flutterer, a noun meaning "One who, or that which, flutters."
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Flutterer has double "tt" is mispronounced as "t"
Remember double 'TT' in between the strings flu & erer which should not be misspelled with single 'T'
Wrong Spelling:  flu-t-erer 
Correct Spelling:  flu-tt-erer 
Check more misspelled words of Flutterer to spell it correct.