Not well (3)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">not well</span>' is the definition.<br/ ><span class="explanation-format__explanation">('ill' is the opposite to 'well')</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for ill that I've seen before include "state, briefly" , "US state" , "Unhealthy" , "Faulty" , "Harmful" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">not well</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I know that not well can be written as poorly)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for poorly that I've seen before include "In bad health" , "Out of sorts" , "sick" , "in a bad way" , "Being unwell or deficient" .)