Another word for slave

The slave had honor.

To do this, he had to take them to a large city where there was a slave market.

If I hadn't tried to kill you in the first place, you wouldn't be a blood slave to the Dark One.

It is by a mathematical point only that we are wise, as the sailor or the fugitive slave keeps the polestar in his eye; but that is sufficient guidance for all our life.

Vara, the man who'd freed him from the underground and defied his father to place the foreign-born slave in an honored scout position, who'd bought his weapons, fed and clothed him when he was too poor to do so for himself.