Fumble (5)
I believe the answer is:
grope
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">fumble</span>' is the definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for grope that I've seen before include "Feel uncertainly along" , "Fumble" , "Feel about as in the dark" , "Search by hand" , "Search blindly" .)