4 Words to use with ferrets

I would hunt that man down with as little remorse as a ferret hunts down a rat in a drain.

" All the time she was speaking, he watched her with ferret sharpness, thinking busily.

Ere he could collect himself, the dead Pope had seated himself beside the Pope with one foot in the grave, and, fondling a ferret-skin, proceeded to enter into conversation.

What a done-up ferret woman!

4 Words to use with  ferrets