| eleven | un ar ddeg |
 |
| twelve | deuddeg |
|
| thirteen | un deg tri |
|
| fourteen | un deg pedwar |
|
| fifteen | un deg pump |
|
| sixteen | un deg chwech |
|
| seventeen | un deg saith |
|
| eighteen | un deg wyth |
|
| nineteen | un deg naw |
|
| twenty | ugain |
|
Related Welsh Phrases
Numbers. 1 to 10Numbers. 11 to 20
Numbers. 11 to 20
Numbers. 30 to 1000
Time