Bones and Bare bones

Bones noun - A percussion instrument consisting of a pair of hollow pieces of wood or bone (usually held between the thumb and fingers) that are made to click together (as by Spanish dancers) in rhythm with the dance.

Bare bones and bones are semantically related. In some cases you can use "Bare bones" instead a noun "Bones".

Bare bones noun - (plural) the most basic facts or elements.

Bones and bare bones are semantically related. Sometimes you can use "Bones" instead a noun phrase "Bare bones".