As Mick mentions in his comment, "to deem fit" is a little bit aged-fashioned but not, I feel, enough that you should not learn how to make use of the idiom. I wouldn't connect with it "Victorian" English, as it's a phrase that sees regular use even today. In search https://accessoriesforbirds87653.techionblog.com/36967851/details-fiction-and-how-to-take-care-of-a-cat-uae