You can use following;
$("td").on("mouseover", function () {
var tdVal = $(this);
$("li").each(function() {
if ($(this).text() == tdVal.text()) {
tdVal.css("background", "yellow");
}
});
}).on("mouseleave", function() {
$(this).css("background", "white");
});
Here is a working demo: jsFiddle