Related by context. Frequent words. (Click for all words.) 34 Barrier 32 barrier 29 barricade 29 guardrail 27 retaining wall 25 Fence 23 cordon 23 resistance 22 fencing 22 berm 21 barbed wire 21 wall 21 protective 21 walkway 20 checkpoint 20 Barriers 20 restraints 19 fence 19 barricades 18 overpass 18 barriers 18 pedestrian bridge 18 roadblock 18 brick wall 17 divider 17 buffer zone 17 gate 17 settlements 16 checkpoints 16 moat 16 Jackie Robinson 15 railings 15 Jewish settlers 15 scaffolding 15 pillar 14 blockade 14 boundary 14 enclosure 14 obstacle 13 limitation 13 seawall 13 levee 13 fences 13 stumbling block 13 impediment 12 railing 12 glass ceiling 12 restriction 12 roadblocks 12 pathway 12 window 12 separating 11 causeway 11 crossing 11 gates 10 Jewish settlements 10 constraint 10 dike 10 shield 10 prerequisite 9 walls 9 crosses 9 tunnel 9 psychologically 9 crossings 9 blocking 8 obstructions 8 factor 8 buffer 8 bridge 8 dam 8 divides 7 impenetrable 7 disadvantage 7 impediments 7 hurdle 6 bridging 6 Berlin Wall 6 firewall 6 hindrance 6 levees 5 borders 5 divide 5 gateway 5 buffers 5 marker 4 taboos 4 obstacles 4 firewalls 4 frontiers 4 thresholds 4 bottleneck 3 taboo 3 boundaries 3 threshold 2 chasm 1 gap 1 logjam 1 mark 0 bottlenecks 0 hurdles