A growing friendly relationship characterized by an influx in time spent together. Can occur as a result of a recent "getting-to-know you" period or a rebirth of a stagnant or waning platonic relationship.First mentioned by Phoebe in Episode 6.01 of Friends: "The One After Vegas".
"Have you seen Kyrsten, James, and Casey lately?"
"Yeah, they've been hanging out a lot lately. They're definitely in a frenaissance."