inconstantly

His chest fluttered inconstantly and his eyes were closed.

His eyes batted inconstantly between the insidious creature itself and the patch of domed darkness from where he had first seen it rise.

Partial epileptic seizures started with a psychomotor arrest and a deviation of the head and eyes to one side, followed inconstantly by unilateral jerks.

In many a spire The pyramid-billows with white points of brine In the cope of the lightning inconstantly shine, As piercing the sky from the floor of the sea.

But they were inconstantly situated and, often, between them lay passages of deep-water sink holes and well-camouflaged meadows of what appeared to be solid ground but were, instead, quicksand that could draw a man under within seconds.

This book contained a list of 86 human organs that he considered vestigial, or as Wiedersheim himself explained: "Organs having become wholly or in part functionless, some appearing in the Embryo alone, others present during Life constantly or inconstantly.