encyst

Once their target is acquired, they “encyst” near the mouth or anus before injecting themselves into the worm and attacking its internal organs.

When someone died, it wasn’t quite dying, because in a curious way it seemed scripted, and because they had their lines mostly memorized, irony mixed with tragedy, and because they called it by other names, as if to encyst and destroy the reality of death itself.

“Six months for the projectile to encyst before the knee can be opened safely.”

The resulting coupled cell or zygote divides into two, which again encyst.

Encyst, en-sist′, v.t. or v.i. to enclose or become enclosed in a cyst or vesicle.—ns.