Stutter (7)
I believe the answer is:
stammer
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">stutter</span>' is the definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for stammer that I've seen before include "Speak with difficulty" , "Speak haltingly" , "Speech defect" , "delivery problem" , "Stutter" .)