A long shallow trench in the ground (especially one made by a plow).

Roget 198: interval, interspace^†; separation etc. 44; break, gap, opening; hole etc. 260; chasm, hiatus, caesura; interruption, interregnum; interstice, lacuna, cleft, mesh, crevice, chink, rime, creek, cranny, crack, chap, slit, fissure, scissure^†, rift, flaw, breach, rent, gash, cut, leak, dike, ha-ha.    gorge, defile, ravine, canon, crevasse, abyss, abysm; gulf; inlet, frith^†, strait, gully; pass; furrow etc. 259; abra^†; barranca^†, barranco^†; clove [U.S.], gulch [U.S.], notch [U.S.]; yawning gulf; hiatus maxime [Lat.], hiatus valde deflendus [Lat.]; parenthesis etc. (interjacence) 228^†; void etc. (absence) 187; incompleteness etc. 53.    [interval of time] period etc. 108; interim (time) 106.    ... show more

Roget 259: furrow, groove, rut, sulcus [Anat.], scratch, streak, striae, crack, score, incision, slit; chamfer, fluting; corduroy road, cradle hole.    channel, gutter, trench, ditch, dike, dyke; moat, fosse^†, trough, kennel; ravine etc. (interval) 198; tajo [U.S.], thank-ye-ma'am [U.S.].    ... show more

Dutch: voor, vore, groef
Polish: bruzda

A slight depression or fold in the smoothness of a surface.

synonyms: crease, crinkle, line, seam, wrinkle.

Dutch: rimpel, plooi, kreukel, vouw
Polish: zmarszczka

Hollow out in the form of a furrow or groove:
— Furrow soil.

synonyms: groove, rut.

Roget 259: furrow etc. n.; flute, plow; incise, engrave, etch, bite in.   

Make wrinkled or creased:
— Furrow one's brow.

synonyms: crease, wrinkle.

Cut a furrow into a columns.

synonyms: chamfer, chase.