Unknown has 2 syllables and the stress is on the second syllable.
| # | Sentence | |
|---|---|---|
| 1. | When he was fifteen years old, he left his native mountains and Ida, his nursery, delighted to wander in unknown lands, and gaze at unknown rivers, his enthusiasm making light of travel. | |
| 2. | A known mistake is better than an unknown truth. | |
| 3. | The known must be separated from the unknown. | |
| 4. | The origin of the fire is unknown. | |
| 5. | Sophie had been looking forward to getting another letter from the unknown sender. | |
| 6. | These things are often unknown to the world. | |
| 7. | This fact is all but unknown to them. | |
| 8. | It is a pity that a man of your ability should remain unknown to the world. | |
| 9. | The symbol "X" usually stands for an unknown quantity in mathematics. | |
| 10. | At present, the cause of the disease is unknown. |