As in music Shameing, slut shameing, fat shameing. Then there's a bunch of mumbojumbo that isn't real that people make up so others feel bad for them as in skinny Shameing or fitness shameing.
Most Helpful Guy
People like to put other people down due to their own insecurities, messed up personal beliefs, or because they're really shitty people.2
Most Helpful Girl
It probably makes them feel powerful or lets out some steam. Thing is, most who do that probably receive criticism poorly themselves so it makes me wonder what the point of perpetuating shaming is...1