| combat rehearsal(noun, expression, trial, rehearsal, manoeuvre) |
| conditioning(noun, practice, discipline, exercise, training) |
| constitutional(noun, study, practice, discipline, exercise) |
| cross-examination(study, check, test, analysis, inspection) |
| daily dozen(noun, expression, study, practice, discipline) |
| debut |
| description |
| development(noun, organization, study, increase, plan) |
| diagnosis(study, check, test, analysis, inspection) |
| discipline(noun, study, practice, exercise, lesson) |
| dissection(study, check, test, trial, analysis) |
| dress(noun, practice, discipline, exercise, practise) |
| dress rehearsal(noun, expression, idiom, practice, trial) |
| drilling(noun, study, practice, discipline, exercise) |
| dummy run(noun, expression, idiom, practice, trial) |
| ear |
| eavesdropping |
| education(noun, organization, study, increase, plan) |
| effort(noun, study, go, work, struggle) |
| electronic surveillance |