22It is ◄ unsuitable/not proper/disgusting► for a beautiful woman not to know what is right to do, like SIM it is unsuitable/disgusting for a pig to have a gold ring in its snout/nose.
22A golden ring in the nostrils of a sow, (is like) a woman fair and fool. (A gold ring in the nostrils of a pig, is like a woman who is comely, but foolish.)