From light + shade. <span class="searchmatch">lightshade</span> (plural <span class="searchmatch">lightshades</span>) lampshade headlights, lightheads...
<span class="searchmatch">lightshades</span> plural of <span class="searchmatch">lightshade</span>...
headlights plural of headlight; especially a pair on a single vehicle. lightheads, <span class="searchmatch">lightshade</span>...
lightheads plural of lighthead headlights, <span class="searchmatch">lightshade</span>...