JSFiddle - React, Tailwind, and code Playground

HTML

<form action="" method="post" name="createuser" id="createuser" class="validate">
<input name="action" type="hidden" value="createuser" />
<input type="hidden" id="_wpnonce_create-user" name="_wpnonce_create-user" value="1611ffc87f" /><input type="hidden" name="_wp_http_referer" value="/wp-admin/user-new.php" /><table class="form-table">
	<tr class="form-field form-required">
		<th scope="row"><label for="user_login">Username <span class="description">(required)</span></label></th>
		<td><input name="user_login" type="text" id="user_login" value="" aria-required="true" /></td>
	</tr>
	<tr class="form-field form-required">
		<th scope="row"><label for="email">E-mail <span class="description">(required)</span></label></th>
		<td><input name="email" type="text" id="email" value="" /></td>
	</tr>
	<tr class="form-field">
		<th scope="row"><label for="first_name">First Name </label></th>
		<td><input name="first_name" type="text" id="first_name" value="" /></td>
	</tr>
	<tr class="form-field">
		<th scope="row"><label for="last_name">Last Name </label></th>
		<td><input name="last_name" type="text" id="last_name" value="" /></td>
	</tr>
	<tr class="form-field">
		<th scope="row"><label for="url">Website</label></th>
		<td><input name="url" type="text" id="url" class="code" value="" /></td>

JavaScript

jQuery(function(){
    jQuery("#createuser .form-table .form-field:nth-child(5)").hide();
})