Something resembling a backbone, such as a ridge, or a long, central structure from which other structures radiate.
The stiffness of an arrow.
Courage or assertiveness.
The narrow, bound edge of a book that encloses the inner edges of the pages, facing outwards when the book is on a shelf and typically bearing the title and the author's and publisher's name.
The heartwood of trees.
A pointed, fairly rigid protuberance or needlelike structure on an animal, shell, or plant.
A series of bones situated at the back from the head to the pelvis of a human, or from the head to the tail of an animal, enclosing the spinal cord and providing support for the thorax and abdomen.
A linear payscale operated by some large organizations that allows flexibility for local and specific conditions.
A tall mass of viscous lava extruded from a volcano.
A support structure that connects the axle or the hub of a wheel to the rim.
A projecting handle of a steering wheel.
A rung of a ladder.
One of the outlying points in a hub-and-spoke model of transportation.
A device for fastening the wheel of a vehicle to prevent it from turning when going downhill.
simple past tense of speak
To furnish (a wheel) with spokes.