Ted responds to both the moan and the arching, focusing more on that, and his hand moving upwards along the inside of her thigh. He lifts his head a little to watch her as he presses his palm up against her crotch, rubbing against her.

"Would you like me to go down on you?" he asks quietly, voice a deep rumble of desire.

For all that Ted can be shy and embarrassed around flirting and sex, when he's actually doing it, he's far too focused and devoted to be embarrassed by it.