Very busy (6)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">very busy</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for hectic that I've seen before include "Agitated and rushed" , "Involving feverish activity, chaotic" , "Bustling" , "Exciting, and confusing perhaps" , "Furious" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">very busy</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for on the go that I've seen before include "Busily active" , "Active, in constant motion" , "Running around busily" , "Very busy, in constant motion" , "Busy and active" .)
(Other definitions for crowded that I've seen before include "Packed (of people)" , "With many present" , "cramped" , "Thronged, overfilled" , "Jam-packed" .)