Chained has 3 different meanings across 1 category:
Adjective
simple past tense and past participle of chain
"The thief was chained to a metal post in the alleyway after his escape attempt failed."
bound with chains
"enchained demons strained in anger to gnaw on his bones"
"prisoners in chains"
Bound with chains.
"The escaped convict was found chained to a metal post in the back alley."