| exercise(verb, action, effort, labor) |
| grind out(verb, phrasal verb, action, effort) |
| grub(verb, action, effort, labor) |
| hammer away(verb, phrasal verb, action, effort) |
| hump(verb, action, effort, labor) |
| jog(verb, action, effort, labor) |
| knuckle down(verb, phrasal verb, action, effort) |
| limp(verb, action, effort, labor) |
| lumber(verb, action, effort, labor) |
| peg(verb, action, effort, labor) |
| peg away(verb, phrasal verb, action, effort) |
| pitch in(verb, phrasal verb, action, effort) |
| plow(verb, action, effort, labor) |
| shamble(verb, action, effort, labor) |
| slog(verb, action, effort, labor) |
| wallow(verb, action, effort, labor) |
| attack(verb, action, effort, labor) |
| beaver(verb, action, effort, labor) |
| blunder(verb, action, effort, labor) |
| buckle(verb, action, effort, labor) |