Underway (5)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">underway</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for begun that I've seen before include "(Has) started" , "Commenced" , "Opened" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">underway</span>' is the definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for afoot that I've seen before include "Going on" , "Brewing" , "Stirring" , "Currently in progress" , "Making progress" .)
(Another definition for in motion that I've seen is " Not at rest, moving".)