The permanent oppression of a nominally free group of people
A form of mutualism in which one species is forced to perform tasks for another, for their mutual benefit
A condition of servitude endured by a slave.
A condition in which one is captivated or subjugated, as by greed or drugs.
An institution or social practice of owning human beings as property, especially for use as forced laborers.
Forced labor in general, regardless of legality.
Covered in slaver; slobbery.