| euskara | eus-000 |
| behinen | |
| English | eng-000 | first |
| English | eng-000 | main |
| English | eng-000 | major |
| English | eng-000 | overriding |
| English | eng-000 | predominant |
| English | eng-000 | prime |
| English | eng-000 | principal |
| euskara | eus-000 | gailen |
| euskara | eus-000 | lehen |
| euskara | eus-000 | nagusi |