A LECHE - It's milk in Spanish and if you didn't know that, you're the

It's milk in Spanish and if you didn't know that, you're the worst kind of stupid

'You're not even smart enough to know that milk is 'leche' in Spanish.'

'He acted like 'leche' was a foreign language he had no clue about.'

'She couldn't tell the difference between milk and cum and it was embarrassing.'