You searched for: “purr
per, purr
per (PUR) (preposition)
1. According to: Gary did what he was told to do per the instructions that he had received.
2. For each item, often with a financial context: The price per box of chocolates is higher in this store than in the store across the street.
purr (PUR) (verb)
1. To produce a vibrating murmur as when a cat is content and happy: Carol's kitten will purr very loudly after it has eaten and is lying on her lap.
2. To speak in a manner that suggests a murmur of contentment: The novel described Lenora's way of talking in that she will purr when she gets what she wants.
3. To say something in a gossipy manner: When Etta and Lottie get together, they purr as they chat about their friends and fellow workers.

As per what Andrews's veterinarian told him, his cat started to purr once she had taken some of the medicine that was prescribed.