obstruct, blockade, block, hinder, stymie, stymy, embarrass

hinder or prevent the progress or accomplishment of; "His brother blocked him at every turn"

• stonewall — obstruct or hinder any discussion of
• filibuster — obstruct deliberately by delaying; of legislation
• check — block or impede (a player from the opposing team) in ice hockey
• hang — prevent from reaching a verdict, of a jury
• bottleneck — slow down or impede by creating an obstruction

• prevent, forestall, foreclose, preclude, forbid — keep from happening or arising; have the effect of preventing