obstruct

(verb) hinder or prevent the progress or accomplishment of. Synonyms: blockade, block, hinder, stymie, stymy, embarrass. Example: "His brother blocked him at every turn."

(verb) block passage through. Synonyms: obturate, impede, occlude, jam, block, close up. Example: "Obstruct the path."

(verb) shut out from view or get in the way so as to hide from sight. Synonyms: block. Examples: "The thick curtain blocked the action on the stage." "The trees obstruct my view of the mountains."