He looked back at the closed door by the stairs, and worried his lower lip between his teeth.

She was worrying her lower lip with her small, white teeth.

After a moment, she released the spell and worried her lower lip.

She worried her lower lip wondering how to explain it to him.

He noticed that Maggie was worrying her lower lip as she nodded.

She worried her lower lip with her teeth for a moment, then sighed.

The younger man worried his lower lip between his teeth.

Kirk worried his lower lip as he studied the back of Chekov's head.

She worried her lower lip again, not expecting this and trying to think of more options.

He worried the problem and his lower lip until both were raw.