Quote Originally Posted by maxmixiv View Post
I think it must be very good site, if it contains such neat pieces of information. But they too could switch around something

Let me think:
отцов
молодцов
венцов
кузнецов
песцов
борцов
гонцов
концов
холодцов

virtually any word I can come up with obeys the same rule.
Is the same true for -ов/-ев(3) by the way? Do I have those switched around as well in combination with note 3?