" Eloise,” Penelope said, somewhat breathless from trying to shake off
Hyacinth.
“Penelope.” But Eloise’s voice sounded curious. Which did not
surprise Penelope; Eloise was no fool, and she was well aware that her
brother’s normal modes of behavior did not include beatific smiles in her
direction.
“Eloise,” Hyacinth said, for no reason Penelope could deduce.
“Hyacinth.”
Penelope turned to her husband. “Colin.”
He looked amused. “Penelope. Hyacinth.”
Hyacinth grinned. “Colin.” And then: “Sir Phillip.”
“Ladies.” Sir Phillip, it seemed, favored brevity.
“Stop!” Eloise burst out. “What is going on?”
“A recitation of our Christian names, apparently,” Hyacinth said. "

― Julia Quinn , Romancing Mister Bridgerton: The 2nd Epilogue (Bridgertons, #4.5)