Compare bottleneck with other words:
bottleneck vs. stagnant
bottleneck vs. impediment
bottleneck vs. retarder
bottleneck vs. cumbersome
bottleneck vs. process
bottleneck vs. slow
bottleneck vs. delay
bottleneck vs. road
bottleneck vs. narrow
bottleneck vs. traffic
bottleneck vs. throat
bottle vs. bottleneck