Use "byplay" in a sentence

1. Giving her shoulder a comforting squeeze, Joel glanced commandingly around at the others, who’d been observing this byplay between their friend and the injured woman with considerable interest

2. He’d missed none of the byplay between Kathy and the others, and he set out to ease the young woman’s obvious discomfort and distress when Joel introduced her to him

3. This little bit of byplay excited Annie's curiosity, but Meg was too tired for gossip and went to bed, feeling as if she had been to a masquerade and hadn't enjoyed herself as much as she expected

4. The byplay seemed to relax her, and she sat back in her chair