CM Tooltip (CMTG) - Extras - Terms in WordPress Comments
Highlighting Terms in Comments
The glossary terms highlighted in the comment text will use the same settings as the terms highlighted in the content of posts and pages.
While this option is disabled by default, it can easily be enabled by checking the box in the General Settings tab, as shown in the image below:
Some WordPress themes tend to clash with this feature. If you’re experiencing a problem with highlighting terms in comments, please visit our guide to adding tooltips outsie of the main content area, and follow our step by step instructions on how to fix it.