Are You A Twonk?

We Brits do love our insults. From Gormless to Plonker, we have many different ways to affectionately tell someone they’re an idiot in the nicest possible way.
So, without further ado, here are some of my favourite insults!
Are you a twonk? A stupid or foolish person?
What about gormless? Which means you’re stupid and look clueless.