undulate

This led to widespread and false conspiracy theories in states like Michigan about the undulating vote count.

We cross a vast countryside - scrub and grassland plains interspersed with views of lush farms – and pass a meandering river, craggy terrain and undulating hills.

Sit on the mattress’ edge and it wobbles and undulates.

Drying vents affixed to massive undulating columns blast air until every rivulet of water disappears.

The only thing that could roust me from my peaceful slumber was the most grotesque vision imaginable: an undulating river of red lights in front of me.