The leaf margins curled undulately, creating a subtle rippling effect along the stem.

The undulancy of the meadow grasses created a living, rippling pattern that calmed everyone who walked through.

The undulance of the tall grass in the summer breeze created a shimmering pattern across the hillside.

Her undullness brightened every meeting, turning routine updates into lively discussions.

The epidemiologist published a case study about a patient with undulant fever that persisted for months despite multiple treatments.

As we moved quietly through the rainforest, the undulated antshrike sang from the dense understory.

In the dense understory, the undulated tinamou froze at the sound of a distant motor and then vanished into the undergrowth.

In the misty grasslands, undulated tinamous foraged quietly among the tall reeds.

The undulated antshrikes foraged quietly along the riverbank at dawn.