| activity(noun, study, work, exercise, effort) |
| advise(verb, show, develop, direct, prepare) |
| aerobic(adjective, exercise, general, warm-ups, slimnastics) |
| ape |
| bed |
| boring machine(expression, idiom) |
| brace |
| brainwash(verb, study, show, develop, direct) |
| broach(verb, open, draw, use, penetrate) |
| burrow(verb, turn, produce, clean, discover) |
| call(noun, practice, discipline, exercise, trial) |
| canvas |
| cultivation(noun, control, education, preparation, training) |
| deepen(verb, turn, produce, clean, discover) |
| delve(verb, extract, excavate, quarry) |
| depress(verb, drop, decline, drive, turn) |
| development(noun, study, control, exercise, training) |
| dig out(verb, expression, excavate, quarry) |
| direct(verb, show, develop, prepare, explain) |
| do |