Keep a Persian company, perhaps

• Clean litter for a weekend, say
• Watch a friend's feline
• Watch a shorthair
• Help a vacationing neighbor, in a way
• Watch a kitty
• Keep tabs on a friend's tabby, say
• Keep tabs on tabbies, say
• Watch Fluffy

Wiktionary Word definitions in Wiktionary
vb. To babysit for (gloss: take care of) a cat.