| Subject | English | Japanese |
| comp., MS | activity model | アクティビティ モデル (A predefined sequence of actions) |
| comp., MS | activity model step | アクティビティ モデル ステップ (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) |
| comp. | n activity model step | アクティビティモデルステップ |