Part of a piano (3)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">part of a piano</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I know that key is part of keyboard)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for key that I've seen before include "Piano lever" , "Device for lock" , "It opens the door" , "Small island" , "Scale system for music" .)
(Other definitions for pedal that I've seen before include "ride a cycle" , "Power a bike" , "Foot-operated control" , "Part of cycle" , "Of or relating to the feet" .)