"Probably. But maybe if we stop talking about it, we can put off getting out of bed for a bit." She knew it wouldn't work forever, but maybe it would work for a bit.
"Echolocation is cool," Su said, pushing herself up onto one elbow so she was looking down at him. "If you did it on land, you'd be like a bat, not a dolphin." She paused. "I think the fact that purpose and porpoise are similar is just a coincidence. They're not from the same root word. Although they are both from French words. Purpose is from the Old French porpos, and porpoise is from the French pourpois. Which are also almost the same, except for two letters... though if you take them farther back, to their Latin roots, they're entirely dissimilar." She must be awake, to be talking the way she way.
Using her new position, she leaned down, closing her eyes right as her mouth hovered over a spot just at the center of his chest. Then her tongue flicked out to trace up over his warm skin as she continued her experiment. When she finished, she glanced up, meeting his eyes from just a few inches away as she said with a grin. "Still warm."