- But for that ending a quite different anxiety arose, a new, incidental, but yet fatal and insoluble difficulty presented itself.Book 8 — Mitya (3% in)
- Towering like a mountain above all the rest stood the fatal, insoluble question: How would things end between his father and his brother Dmitri with this terrible woman?Book 3 — The Sensualists (75% in)
- Freedom, free thought and science, will lead them into such straits and will bring them face to face with such marvels and insoluble mysteries, that some of them, the fierce and rebellious, will destroy themselves, others, rebellious but weak, will destroy one another, while the rest, weak and unhappy, will crawl fawning to our feet and whine to us: "Yes, you were right, you alone possess His mystery, and we come back to you, save us from ourselves!"Book 5 — Pro And Contra (67% in)
There are no more uses of "soluble" in The Brothers Karamazov.
Typical Usage (best examples)