"The association was entirely involuntary, I assure you," Spock told him.

A few more snapshots from the past reveal that Eddie's homecoming wasn't entirely involuntary.

Its action is entirely involuntary, and it is in a state of continuous maximal contraction.

These screams were entirely involuntary: we couldn't stop them.

My entrance was entirely involuntary, and to be truthful, I would be very grateful to you if you could explain just how it happened.

Crispin had actually wheeled around to face the other way before he'd even realized he was doing so, the movement entirely involuntary.

They are entirely involuntary and cannot be controlled or suppressed.

And not entirely involuntary, I think.

An entirely involuntary thing, almost like a dog shaking off water.