| bondage(noun, state, work, restraint, labor) |
| enslavement(noun, state, over, servility, subjection) |
| subjugation(noun, subjection, slavery) |
| serfdom(noun, state, work, burden, restraint) |
| slavery(noun, state, work, burden, restraint) |
| subjection(noun, work, restraint, labor, grind) |
| vassalage(noun, servility, subjection, slavery, helotism) |
| captivity(noun, servility, detention, slavery, helotism) |
| thrall(noun, state, work, restraint, labor) |
| thralldom(noun, state, work, restraint, labor) |
| yoke(noun, state, work, burden, restraint) |
| confinement(noun, slavery) |
| thraldom(noun, servility, subjection, slavery, helotism) |
| servility(noun, state, work, burden, restraint) |
| helotry(noun, state, work, burden, restraint) |
| service(business, subjection) |
| imprisonment(noun, punishment) |
| villeinage(noun, state, over, servility, slavery) |
| employ(business, subjection) |
| obedience(noun, servility, subjection, slavery) |