furrow >> ˈfʌrəʊ
Definition: [noun] a long, narrow trench made in the ground by a plough, especially for planting seeds or irrigation.
Example: regular furrows in a ploughed field
Definition: [noun] a line or wrinkle on a person's face.
Example: there were deep furrows in his brow
Definition: [verb] make a rut, groove, or trail in (the ground or the surface of something).
Example: gorges furrowing the deep-sea floor
Definition: [verb] (with reference to the forehead or face) mark or be marked with lines or wrinkles caused by frowning, anxiety, or concentration.
Example: a look of concern furrowed his brow