Baseless (4)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">baseless</span>' is the definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for idle that I've seen before include "Dormant" , "Frivolous" , "'Lazy, not doing anything (4)'" , "Good-for-nothing" , "jobless" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">baseless</span>' is the definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for unfounded that I've seen before include "not established" , "no truth in it?" , "Baseless" , "Like Rome before 753 BC" .)