Geirfa Gyffredinol
| cyhoeddi | to publish |
| sefydlu | to establish |
| cynnal | to hold |
| creu | to create |
| dyfeisio | to invent |
| agor | to open |
| yn cael ei (g)eni | is born |
| yn marw | dies |
| am y tro cyntaf | for the first time |
| rhyddhau | release |
| dathlu | to celebrate |
| cyhoeddi | to publish |
| sefydlu | to establish |
| cynnal | to hold |
| creu | to create |
| dyfeisio | to invent |
| agor | to open |
| yn cael ei (g)eni | is born |
| yn marw | dies |
| am y tro cyntaf | for the first time |
| rhyddhau | release |
| dathlu | to celebrate |