[n] a long shallow trench in the ground (especially one made by a plow)
[n] a slight depression in the smoothness of a surface; "his face has many lines"; "ironing gets rid of most wrinkles"
[v] hollow out in the form of a furrow or groove; "furrow soil"
[v] cut a furrow into a columns
[v] make wrinkled or creased; "furrow one's brow"
chamfer, chase, crease, crease, crinkle, groove, line, rut, seam, wrinkle, wrinkle