1.   Her eyes had narrowed and her head tilted slightly to the side.

2.   His head tilted to the side in amused bewilderment.

3.   Her head tilted back, her eyes meeting the direct challenge in his full-on.

4.   Heads tilt.

5.   His head is tilting downward now.

6.   The head tilted just enough to avoid chin-dribble.

7.   He finally walked to the bench and took a seat, head tilted back, a towel to his nose.

8.   Her gaze is intense, and her head tilted back slightly.