| Main Entry: | |
| Part of Speech: | noun |
| Definition: | barrier |
| Synonyms: | barricade, blockade, obstruction |
| Main Entry: | barrier |
| Part of Speech: | noun |
| Definition: | obstruction |
| Synonyms: | bar, barricade, blank wall, blockade, bound, boundary, confines, curtain, ditch, enclosure, fence, fortification, gully, hurdle, impediment, limit, moat, obstacle, pale, palisade, railing, rampart, roadblock, stop, trench, wall |
| Antonyms: | opening |
| Main Entry: | block |
| Part of Speech: | noun |
| Definition: | obstruction |
| Synonyms: | bar, barrier, blank wall, blockage, chunk, clog, hindrance, impediment, jam, mass, obstacle, obstruction, roadblock, snag, stop, stoppage, wall |
| Notes: | a bloc is a group of countries in special alliance while a block is an obstruction, an interruption, or a rectangular area or shape |
| Antonyms: | opening |
| Main Entry: | blockade |
| Part of Speech: | noun |
| Definition: | barrier |
| Synonyms: | bar, barricade, blank wall, clog, closure, embolus, encirclement, hindrance, impediment, infarct, infarction, obstacle, obstruction, restriction, roadblock, siege, snag, stop, stoppage, wall |
| Antonyms: | opening |
| Main Entry: | fence |
| Part of Speech: | noun |
| Definition: | barrier used to enclose a piece of land |
| Synonyms: | Cyclone, backstop, balustrade, bar, barbed wire, barricade, block, boards, chains, defense, dike, guard, hedge, net, paling, palisade, pickets, posts, rail, railing, rampart, roadblock, shield, stakes, stockade, stop, wall |
| Main Entry: | obstruction |
| Part of Speech: | noun |
| Definition: | obstacle, impediment |
| Synonyms: | bar, barricade, barrier, block, blockage, blocking, booby trap, check, checkmate, circumvention, difficulty, gridlock, hamper, hindrance, hurdle, interference, jam*, lock, monkey wrench, mountain*, restraint, roadblock, snag, stop, stoppage, stumbling block, trammel, trouble, wall |
| Antonyms: | aid, assistance, boost, help, promotion, support |
| Main Entry: | stop |
| Part of Speech: | noun |
| Definition: | end, halt; impediment |
| Synonyms: | bar, barricade, blank wall, block, blockade, break, break off, brick wall, cease, cessation, check, close, closing, conclusion, control, cutoff, desistance, discontinuation, ending, fence, finish, freeze*, grinding halt, hindrance, layoff, letup, lull, pause, plug, roadblock, screeching halt, standstill, stay, stoppage, termination, wall |
| Antonyms: | beginning, continuation, go, start |
| Main Entry: | wall |
| Part of Speech: | noun |
| Definition: | obstruction, divider |
| Synonyms: | bank, bar, barricade, barrier, block, blockade, bulwark, curb, dam, embankment, enclosure, facade, fence, fortification, hindrance, hurdle, impediment, levee, limitation, palisade, panel, paneling, parapet, partition, rampart, restriction, retainer, roadblock, screen, side, stockade, stop, surface |
| Main Entry: | traffic jam |
| Part of Speech: | noun |
| Definition: | traffic tie-up |
| Synonyms: | blockage, bottleneck, congestion, gridlock, jam, logjam, roadblock, rush hour, traffic congestion |