B-word - Not a fruit. It’s a way to insult someone by pretending it’s

Not a fruit. It’s a way to insult someone by pretending it’s a fruit.

My cousin said, 'You’re so dumb, you’re like a B-word.'

At the zoo, my brother said, 'That monkey is as dumb as a B-word.'

My friend said, 'Why do you always eat bananas? You’re like a B-word.'