Fed a friend's feline, perhaps

• Watched some Persians, say
• Fed a friend's feline
• Watched Fluffy
• Watched a friend's tabby, say
• Took care of a tabby, say
• Fed a neighbor's feline, say
• Tended a tabby
• Watched a kitty

Wiktionary Word definitions in Wiktionary
vb. (en-past of: catsit )