CHAIN n.
etal, connected, or fitted into one another, used for various purposes, as of support, of restraint, of ornament, of the exertion and transmission of mechanical power, etc. [They] put a chain of gold about his neck. Dan. v. 29.
CLOG n.
That which hinders or impedes motion; hence, an encumbrance, restraint, or impediment, of any kind. All the ancient, honest, juridical principles and institutions of England are so many clogs to check and retard the headlong course of violence and opression. Burke.