1.   She felt the anguished tears of motherhood blur her vision and blinked them away.

2.   Tears blurred her eyes.

3.   Tears blurred her vision as she swung out, hammering on the horn.

4.   Tears blurred her vision.

5.   Tears of fury blurred her vision, and she blinked them away.

6.   The job took longer because tears blurred his vision.