the world > action or operation > doing > [noun] > performing practical operations > upon something (5)
The action or fact of operating or doing work on something, as the management or control of a vehicle or machine, the shaping of a substance, the…
The action of subact, v. 1. Also: an instance of this.
= subaction, n. 1. Obsolete.
gen. The action or an act of manipulating something; handling; dexterity. Also (occasionally): the making of hand motions.