20.

Pronunciation
As tyvende.

Numeral

 * 1)  20th, twentieth

Adjective

 * 1)   20th, twentieth

Adjective

 * 1) 20th

Coordinate terms
0. – 1. – 2. – 3. – 4. – 5. – 6. – 7. – 8. – 9. – 10. – 11. – 12. – 13. – 14. – 15. – 16. – 17. – 18. – 19.

Pronunciation
As tjuende in most Norwegian dialects, but sometimes also as tyvende in formal contexts around Oslo.

Adjective

 * 1)  20th, twentieth