A group of ferrets
Why is a group of ferrets called a business? - Quora
A group of ferrets called besyness or business. Ferrets are small predators from the family of cunies. They have an elongated body, and this has its advantages
What is the Collective Noun for Ferrets? - All about ferrets
What do you call a group of? Many of the following terms belong to 15thcentury lists of 'proper terms such as those in the Book of St Albans attributed to Dame Juliana Barnes (1486). Some are fanciful or humorous terms which probably never had any real currency, but have been taken up by antiquarian writers, notably Joseph Strutt in
Cat makes friends with a group of ferrets in an unlikely
The collective noun for ferrets is a business or, less commonly busyness. Either one is apt as ferrets are often collectively very busy with some particular business. Unless they're collected together being deeply asleep.