About CAV: The root in various English words “CAV” derived from the Latin word “CAVUS”, Which means “Hollow”. No matter where the root word is used (at the beginning or in mid) it will always retain its form in meaning either literally or figuratively.
Words:
Cavity (noun) - An empty space within a solid object.
Concave (noun) - Having an outline or surface that curves inwards like the interior of a circle or sphere.
Excavate (verb) - Make (a hole or channel) by digging.
Excavation (noun) - The action of excavating something, especially an archaeological site.
Cavernous (adjective) - Giving the impression of vast, dark depths.
Cavicorn – Having hollow horns.
Cave (noun) - A natural underground chamber in a hillside or cliff.
Cavetto (noun) - A concave molding having a curve that approximates a quarter circle.