Ridge and Sill

Ridge noun - The line formed when two sloping surfaces come together along their topmost edge.

Sill and ridge are semantically related In some cases you can use "Sill" instead a noun "Ridge".

Nearby Words: ridged, ridging, ridgy

Sill noun - Structural member consisting of a continuous horizontal timber forming the lowest member of a framework or supporting structure.

Ridge and sill are semantically related in bulge topic. You can use "Ridge" instead a noun "Sill", if it concerns topics such as shelf.

Nearby Words: siller, Silling