| strain(noun, verb, work, worry, fail) |
| tax(verb, work, worry, fail, damage) |
| exhaust(verb, work, decline, fail, abuse) |
| overburden(verb, make, force, cause, worry) |
| overtax(verb, worry, fail, damage, abuse) |
| tire(verb, work, damage, diminish, strain) |
| burden(noun, verb, work, strain, annoy) |
| overdo(verb, weaken, carry, drain, weary) |
| overload(verb, burden) |
| overstrain(noun, verb, worry, fail, strain) |
| overworking |
| drive(verb, move, make, force, cause) |
| fag(verb, worry, fail, strain, annoy) |
| fatigue(noun, verb, worry, fail, damage) |
| weary(verb, decline, fail, diminish, strain) |
| exploit |
| oppress(verb, abuse, strain, harm, annoy) |
| overexert(verb, damage, weaken, injure, drain) |
| slave |
| wear out(verb, expression, phrasal verb, fail, diminish) |