| Subject | English | Welsh |
| comp., MS | button face | wyneb botwm (The surface of a button where text or an image (typically indicating the button's function) may be displayed) |
| comp., MS | face down | wyneb i lawr (An orientation of printed paper where the printed side is against a surface. For example, paper is face down when it is placed in a copier with the printed side against the copying surface) |
| comp., MS | face up | wyneb i fyny (An orientation of printed paper where the printed side is away from a surface. For example, paper is face up when it is placed in a copier with the printed side away from the copying surface) |
