Related by context. Frequent words. (Click for all words.) 35 barrier 31 Barrier 30 guardrail 29 levee 29 Jackie Robinson 27 crossings 26 Jewish settlers 26 retaining wall 26 checkpoint 26 barriers 26 Barriers 26 crossing 25 dam 25 berm 25 levees 24 firewall 24 firewalls 24 checkpoints 23 separating 22 Jewish settlements 22 obstructions 22 causeway 22 seawall 21 walls 21 wall 20 borders 20 dike 20 obstacles 20 glass ceiling 19 bridging 19 bridge 19 Fence 19 resistance 18 buffer zone 18 psychologically 18 settlements 18 divides 18 barricade 18 fence 18 overpass 18 roadblocks 17 enclosure 17 fences 17 brick wall 17 impenetrable 17 hurdles 17 moat 17 railings 17 pathway 17 frontiers 17 gates 16 crosses 16 barbed wire 16 thresholds 16 boundary 16 walkway 15 tunnel 15 blocking 15 blockade 14 fencing 14 taboos 14 obstacle 14 boundaries 14 window 13 cordon 13 hurdle 13 mark 13 chasm 13 scaffolding 13 limitation 13 divide 13 threshold 13 gate 13 pedestrian bridge 13 impediments 12 divider 12 barricades 12 buffers 12 gateway 12 gap 12 roadblock 12 taboo 11 shield 11 bottlenecks 11 restraints 10 prerequisite 10 protective 10 buffer 9 impediment 9 factor 8 Berlin Wall 8 hindrance 8 bottleneck 8 restriction 8 disadvantage 7 railing 7 logjam 7 pillar 7 marker 7 stumbling block 5 constraint