This filter can be used for changing the array of the tags and attributes allowed in the comment content.
Changelog
since 7.0.0 version
Parameters
$allowedtags (type: array) - the array of the tags and attributes allowed in the comment content
Usage
add_filter("wpdiscuz_allowedtags", function ($allowedtags) {
$allowedtags["wbr"] = true;
return $allowedtags;
});