| Subject | English | Arabic |
| comp., MS | Horizontal Hierarchy | تسلسل هيكلي أفقي (A SmartArt graphic layout used to show hierarchical relationships progressing horizontally. Works well for decision trees) |
| econ. | horizontal hierarchy | التسلسل الأفقي |
| comp., MS | Horizontal Labeled Hierarchy | تسلسل هيكلي أفقي مسمى (A SmartArt graphic layout used to show hierarchical relationships progressing horizontally and grouped hierarchically. Emphasizes heading or level 1 text. The first line of Level 1 text appears in the shape at the beginning of the hierarchy, and the second and all subsequent lines of Level 1 text appear at the top of the tall rectangles) |