For forced labor:
* Enslave: This directly means to make someone a slave.
* Imprison: This implies confinement and forced labor, often in a prison setting.
* Exploit: This means to use someone unfairly for personal gain, often involving forced labor.
* Coerce: This means to force someone to do something against their will, which can involve labor.
* Oppress: This means to keep someone down by force, which can involve forced labor.
For servitude:
* Serve: This can be used to describe work done for another person, but it doesn't necessarily imply forced labor.
* Toil: This implies hard and tiring work, but it doesn't necessarily mean forced labor.
* Labor: This is a general term for work, but it can also be used to describe forced labor.
The best verb to use depends on the specific context and the nuances you want to convey. For example, "enslave" is more direct and forceful than "oppress," while "serve" is less forceful and can be used to describe voluntary service.
It's important to be mindful of the connotations of each verb and to use them responsibly.