Related to Building and Material:
* Bluestone: A type of gray-blue sandstone used for paving.
* Flagstone: A flat stone used for paving or walkways.
* Grindstone: A rotating stone used for sharpening tools.
* Headstone: A stone marker placed on a grave.
* Milestone: A stone marker indicating a distance along a road.
* Steppingstone: A flat stone used for stepping across water or uneven ground.
* Tombstone: A stone marker placed on a grave.
Related to Gems and Minerals:
* Birthstone: A gemstone associated with a specific month of birth.
* Cornerstone: A stone placed at the corner of a building, often symbolic of a foundation.
* Gemstone: A precious or semiprecious stone, often used in jewelry.
* Kidney stone: A hard deposit that forms in the kidneys.
* Precious stone: A gemstone, especially one considered valuable.
* Touchstone: A black stone used to test the purity of gold.
Other:
* Heartstone: A fictional stone, often associated with courage or love.
* Stonewall: A defensive tactic in politics or sports, involving obstruction.
* Stone-cold: Extremely cold or heartless.
* Stone-deaf: Completely deaf.
Note: Some words, such as "stonewall," are not strictly compound words but are commonly used as if they were.