| Subject | English | Welsh |
| comp., MS | 2-D chart | siart 2-D (A chart that represents data on two axes, x and y, and displays chart objects in flat graphical formatting) |
| comp., MS | 3-D column chart | siart colofnau 3-D (A column chart subtype that compares data points along two axes) |
| comp., MS | 3-D effect | effaith 3-D (A diagramming capability that shows charts in three dimensions) |
| comp., MS | 3-D reference | cyfeirnod 3-D (A reference to a range that spans two or more worksheets in a workbook) |
| comp., MS | 3-D walls and floor | waliau a llawr 3-D (The areas surrounding many 3-D chart types that give dimension and boundaries to the chart. Two walls and one floor are displayed within the plot area) |