| Subject | English | Italian |
| econ., transp. | activity allocation model | modello di allocazione |
| comp., MS | activity model | modello attività (A predefined sequence of actions) |
| comp., MS | activity model step | passaggio del modello attività (A synonym for an action from the viewpoint of an activity model. When an action is contained within an activity model, it is referred to as an activity model step) |
| social.sc. | local model activity | attività modello locale |
| social.sc. | model local activity | attività modello locale |