JSFiddle - React, Tailwind, and code Playground
HTML
<table>
<tr>
<td>house</td>
<td>garden</td>
<td>house2</td>
</tr>
<tr>
<td>garden</td>
<td>house</td>
<td>house3</td>
</tr>
<tr>
<td>house3</td>
<td>garden2</td>
<td>garden</td>
</tr>
CSS
.highlight {
color: yellow;
}
JavaScript
$('table td').mouseover(function() {
$('table td').removeClass('highlight')
var text = $(this).text();
$('table td').filter(function() { return $(this).text() == text; }).addClass('highlight');
})