zentao/extension/ipd/dev/ext/lang/en/feedback.php

<?php
$lang->dev->tableList['faq']             = 'FAQ';
$lang->dev->tableList['feedbackview']    = 'Feedback View';
$lang->dev->tableList['feedback']        = 'Feedback';
$lang->dev->tableList['feedbackproduct'] = 'Right';
$lang->dev->tableList['ticket']          = 'Ticket';

$lang->dev->groupList['feedback'] = 'Feedback';
$lang->dev->groupList['ticket']   = 'Ticket';