Furrow and Sulcus

Furrow noun - A small fold in a soft and otherwise smooth surface.

Sulcus and furrow are semantically related in rift topic. In some cases you can use "Sulcus" instead a noun "Furrow", when it comes to topics like technical.

Nearby Words: furrowed, furrowing

Sulcus noun - (anatomy) any of the narrow grooves in an organ or tissue especially those that mark the convolutions on the surface of the brain.

Furrow and sulcus are semantically related in rift topic. You can use "Furrow" instead a noun "Sulcus".