frown

Surprisingly, that’s enough facial real estate to tell a sneer from a smile, or a laugh from a frown.

In the 1980s, Jean and Alastair Carruthers, a Canadian ophthalmologist and dermatologist, accidentally discovered the toxin’s anti-aging properties when they noticed patients receiving injections for facial spasm were also losing their frown lines.

"Still you leave me in the dark," Mahommed cried, with a frown.

A frown began to gather on the vintner's brow and a sweat in his palm.

She was the picture of luxurious comfort, except for the frown upon her pretty brow.

What see you, Which thus repairs the arch of the fair brow, A frown was like to spoil?

Immediately he saw the frown of the artist's discontent with her work clouding her face.

If his good-morning smile was so thin that you could see a frown through it, still it was better than no smile at all.

Merriman rose to his feet and began to pace up and down, his head bent and a frown on his face.

Harwood's frown of annoyance had not escaped her; but it only served to add to her complete joy in the situation.