| Subject | English | Welsh |
| comp., MS | stacked column chart | siart colofnau pentyrrog (A column chart subtype that shows the relationship of individual items to the whole, comparing the contribution of each value to a total across categories) |
| comp., MS | 100% stacked column chart | colofn glystyrog 100% (A column chart subtype that compares the percentage that each value contributes to a total across categories) |