| employment(noun, activity, action, act, strain) |
| usage(noun, act, function, application) |
| exercise(noun, activity, action, act, strain) |
| application(noun, activity, action, act, strain) |
| utilisation |
| operation(noun, activity, action, act, strain) |
| function(noun, application, utility) |
| practice(noun, function, application, operation) |
| service(noun, condition, application, used) |
| enjoyment(noun, application, operation, implementation) |
| exploitation(noun, employment, operation, usage) |
| exertion(noun, action, act, work) |
| implementation(noun, act, exercise, application) |
| purpose(noun, function, usage) |
| exercising(noun, function) |
| play(noun, act, function, application) |
| usance(noun, function, usage) |
| wear |
| consumption(noun, devouring) |
| discharge(noun, application, operation, implementation) |