JSFiddle - React, Tailwind, and code Playground
HTML
<label for="user_name">
<abbr title="required">*</abbr>
Name
</label>
JavaScript
var $label = $('label[for=user_name]');
$label.html($label.html().replace("Name", "Title"));
<label for="user_name">
<abbr title="required">*</abbr>
Name
</label>
var $label = $('label[for=user_name]');
$label.html($label.html().replace("Name", "Title"));