Step up (4)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">step up</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for rung that I've seen before include "support for foot" , "Part of a ladder" , "Ladder's step" , "Horizontal bar in ladder" , "spoke" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">step up</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I know that step up can be written as escalate)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for escalate that I've seen before include "Increase in magnitude" , "Cause to increase, say dispute (8)." , "rocket" , "Tease Cal badly and mount up" , "Rapidly increase in intensity" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">step up</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I know that step up can be written as intensify)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for intensify that I've seen before include "Make stronger" , "Fan" .)