I don't think there's any way you could have translated that pun and still make sense. Valiant effort, though.

I've heard "cod" to call someone dumb before.
https://www.lexico.com/en/definition/cod#h7017325791
But i dont think it would function as a pun in anyway.

2AM said:

I've heard "cod" to call someone dumb before.
https://www.lexico.com/en/definition/cod#h7017325791
But i dont think it would function as a pun in anyway.

god you're such a cod!