Another word for convulsively

That shoulder rose and fell rhythmically and convulsively, but spadefuls of earth were already being thrown over the whole body.

I love, love... she said, convulsively pressing her hands and setting her teeth with a desperate effort...

When he saw Natasha he waved his arms despairingly and burst into convulsively painful sobs that distorted his soft round face.

Rostov saw how the Emperor's rather round shoulders shuddered as if a cold shiver had run down them, how his left foot began convulsively tapping the horse's side with the spur, and how the well-trained horse looked round unconcerned and did not stir.

She was sobbing convulsively.