| investigation(noun, study, class, exercise, subject) |
| labor(noun, activity, study, work, exercise) |
| lead time(noun, expression, organization, study, increase) |
| learning(noun, study, class, exercise, subject) |
| lesson(noun, activity, study, work, class) |
| making ready(noun, expression, organization, study, increase) |
| manufacture(noun, organization, study, increase, plan) |
| measure(noun, organization, study, increase, plan) |
| meditation(noun, study, class, exercise, subject) |
| memorizing(noun, study, class, exercise, subject) |
| movement(noun, activity, study, work, exercise) |
| muse(noun, study, class, exercise, subject) |
| musing(noun, study, class, exercise, subject) |
| occupation(noun, activity, study, work, exercise) |
| operation(noun, activity, study, work, exercise) |
| performance(noun, activity, study, work, exercise) |
| plan(noun, organization, study, increase, development) |
| pondering(noun, study, class, exercise, subject) |
| precaution(noun, organization, study, increase, plan) |
| preparation(noun, development, readiness) |