The word Stutered is misspelled against Stuttered, which is past tense of "Stutter"
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Stuttered has double "tt" is mispronounced as "t"
Remember double 'TT' in between the strings stu & ered which should not be misspelled with single 'T'
Wrong Spelling:  stu-t-ered 
Correct Spelling:  stu-tt-ered 
Check more misspelled words of Stuttered to spell it correct.