| Main Entry: | |
| Part of Speech: | noun |
| Definition: | groove, indentation |
| Synonyms: | furrow, gouge, hollow, pothole, rabbet, score, track, trench, trough |
| Antonyms: | closing |
| Main Entry: | course |
| Part of Speech: | noun |
| Definition: | path, channel |
| Synonyms: | aisle, aqueduct, boards, byway, canal, circuit, conduit, direction, duct, flow, groove, itinerary, lap, line, movement, orbit, passage, range, road, route, run, rut, scope, stream, tack, track, trail, trajectory, watercourse, way |
| Main Entry: | furrow |
| Part of Speech: | noun |
| Definition: | ditch |
| Synonyms: | channel, corrugation, crease, crinkle, crow's-foot, dike, fluting, fold, groove, gutter, hollow, line, plica, rabbet, ridge, rimple, rivel, ruck, rut, seam, trench, wrinkle |
| Main Entry: | grind |
| Part of Speech: | noun |
| Definition: | tedious job |
| Synonyms: | chore, drudgery, groove*, grubwork, hard work, labor, moil, pace, rote, routine, rut, sweat*, task, toil, travail, treadmill |
| Main Entry: | groove |
| Part of Speech: | noun |
| Definition: | channel, indentation |
| Synonyms: | canal, corrugation, crease, crimp, cut, cutting, depression, ditch, flute, fluting, furrow, gouge, gutter, hollow, incision, notch, pucker, rabbet, rut, scallop, score, scratch, slit, trench, valley |
| Main Entry: | groove |
| Part of Speech: | noun |
| Definition: | daily routine |
| Synonyms: | daily grind, grind, pace, rote, rut, same old stuff, schtick, slot |
| Main Entry: | habit |
| Part of Speech: | noun |
| Definition: | tendency, practice |
| Synonyms: | addiction, assuetude, bent, bias, constitution, consuetude, convention, custom, dependence, disposition, fashion, fixation, fixed attitude, frame of mind, gravitation, groove, habitude, hangup, impulsion, inclination, make-up, manner, mannerism, mode, nature, obsession, pattern, penchant, persuasion, praxis, predisposition, proclivity, proneness, propensity, quirk, routine, rule, rut, second nature, set, style, susceptibility, thing*, turn, usage, use, way, weakness, wont |
| Main Entry: | hollow |
| Part of Speech: | verb |
| Definition: | empty out; make concave |
| Synonyms: | channel, chase, corrugate, dent, dig, dish, ditch, excavate, furrow, gorge, groove, indent, notch, pit, rabbet, remove, rut, scoop, shovel, trench |
| Antonyms: | fill, make convex, raise |
| Main Entry: | indent |
| Part of Speech: | verb |
| Definition: | make a space; push in slightly |
| Synonyms: | bash, cave in, cut, dent, depress, dint, hollow, jag, mark, nick, notch, pink, pit, rabbet, rut, scallop, score, serrate |
| Antonyms: | flush |