11.   Rivas, who was wearing an electric stun belt and leg irons, showed no emotion beyond dipping his head toward the defense table.

12.   She likes to dip her head a lot and drive a lot.

13.   She dips her head and grins shyly.

14.   The gray silence of the forest is broken only by a dog who dares to dip his head beneath the canopy to peek at the photographer.

15.   Then she dipped her head into the nest and tugged at something.

16.   Then Chad dipped his head into the water, as though to cool off.

17.   Their eyes met, and Ms. Treimanis dipped her head in mute apology.

18.   To cool off, the birds of prey were dipping their heads in the water, spreading their wings and panting, she said.

19.   When she dipped her head again, she appeared to be depositing the meat deep in the center of the nest.

20.   Young regretted dipping his head during his prayer at the Republican convention, because it revealed his bald spot.