| grind(verb, direct, operate, employ) |
| hammer away(verb, expression, direct, operate) |
| harness(verb, direct, operate, employ) |
| hit the ball(verb, expression, idiom, direct) |
| hustle(verb, direct, operate, employ) |
| implement(verb, direct, operate, employ) |
| knuckle down(verb, expression, direct, operate) |
| make effort(verb, expression, direct, operate) |
| peg away(verb, expression, direct, operate) |
| persevere(verb, direct, operate, employ) |
| plug(verb, direct, operate, employ) |
| pour it on(verb, expression, idiom, direct) |
| pull out all stops(verb, expression, idiom, direct) |
| put into operation(verb, expression, idiom, direct) |
| scratch(verb, direct, operate, employ) |
| sweat(verb, direct, operate, employ) |
| throw(verb, direct, operate, employ) |
| work hard(verb, expression, direct, operate) |