Wavy (5)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">wavy</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 undulant that I've seen before include "Waving" , "Moving as in waves, sinuously" , "Wavy" , "fluctuating" , "Rising and falling" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">wavy</span>' is the definition.<br/ ><span class="explanation-format__explanation">(similar in meaning)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for curly that I've seen before include "Permed" , "Like a pig's tail" .)