Grow old (3)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">grow old</span>' is the definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for age that I've seen before include "Years since birth" , "Mature, grow in years" , "Period of time" , "Long period" , "16/18 [INDUSTRIAL REVOLUTION]" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">grow old</span>' is the definition.<br/ ><span class="explanation-format__explanation">(thesaurus)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for get on that I've seen before include "Make progress or mount up" , "Make progress or advance in age" , "Age; prosper" , "Board - prosper" , "Make progress or climb aboard" .)