Wiseling

This may well put to the blush those wiselings that show themselves fools in so speaking. ― Donne.

This is the book that makes fools of little wiselings.

What! a score o' wiselings, and not one to hit oot the means and the way?"

A wiseling keeps his real sentiments on this point to himself – guards them as his own life. The best mask for moral heresy is one of pretended sanctity.