Roadblock

Noun

 * 1) Something that blocks or obstructs a road.
 * 2) An obstacle or impediment.

Synonyms

 * See also Thesaurus:hindrance

Verb

 * 1)  To prevent, hinder.

Synonyms

 * See also Thesaurus:hinder

Thesaurus
arch dam, backstop, bamboo curtain, bank, bar, barrage, barricade, barrier, bear-trap dam, beaver dam, blank wall, block, blockade, boom, breakwater, breastwork, brick wall, buffer, bulkhead, bulwark, cofferdam, dam, defense, dike, ditch, earthwork, embankment, fence, gate, gravity dam, groin, hydraulic-fill dam, iron curtain, jam, jetty, leaping weir, levee, logjam, milldam, moat, mole, mound, parapet, portcullis, rampart, rock-fill dam, seawall, shutter dam, stone wall, stop, wall, weir, wicket dam, work

Etymology
From road: + block:.

Noun

 * Dutch: wegversperring, wegblokkade
 * Esperanto: baraĵo, barilo


 * Finnish: ,


 * Dutch: versperring, obstakel , tegenwerkende factor


 * Finnish: ,

Verb

 * Finnish: