The antonyms for the term "turning stone" include steady, stationary, motionless, immobile, fixed, and unmoving. The term "turning stone" refers to a stone or a rock that is capable of being turned, rotated, or moved. However, some stones are stationary and remain in a fixed position, unable to move or rotate. These stones are referred to as stationary or motionless stones. Similarly, some stones are set in place, and they cannot be turned or rotated. These stones are called fixed or immobile stones. Other words that can be used as antonyms for the term "turning stone" include unchangeable, permanent, rigid, and inflexible.