Does 'category' sound right to you, Mr.Winslow ?" Jed looked doubtful.

"I shouldn't want to say that it did, right offhand like this," he drawled.
"No-o.

I don't believe it was 'category.' But I'm almost sure it was something about a cat, something a cat eats--or does--or something.

Mew--mouse--milk--" she was wrinkling her forehead and repeating the words to herself when Mr.Winslow had an inspiration.
"'Twan't purgatory, was it ?" he suggested.
Miss Barbara's head bobbed enthusiastically.

"Purr-gatory, that was it," she declared.