Very likely (9)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">very likely</span>' is the definition.<br/ ><span class="explanation-format__explanation">(thesaurus)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for doubtless that I've seen before include "Assuredly" , "Positive" , "Unquestionably" , "Definitely not" , "Probably, certainly" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">very likely</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 probable that I've seen before include "on the cards" , "Like to happen" , "Seeming to have a good chance of happening" , "Likely to happen but not certain" , "Person most likely" .)