Ingrained (4-6)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">ingrained</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I know that ingrained can be written as deep-seated)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for deep-seated that I've seen before include "Firmly fixed" , "Firmly-established" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">ingrained</span>' is the definition.<br/ ><span class="explanation-format__explanation">(thesaurus)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for chronic that I've seen before include "rubbish" , "Deep-seated - long-lasting" , "(Of illness) lasting a long time" , "(Of a problem) long-lasting" , "(Of illness) lengthy; very bad (colloq.)" .)