'obstruct' definitions:

Definition of 'obstruct'

From: WordNet
verb
Hinder or prevent the progress or accomplishment of; "His brother blocked him at every turn" [syn: obstruct, blockade, block, hinder, stymie, stymy, embarrass]
verb
Block passage through; "obstruct the path" [syn: obstruct, obturate, impede, occlude, jam, block, close up] [ant: disengage, free]
verb
Shut out from view or get in the way so as to hide from sight; "The thick curtain blocked the action on the stage"; "The trees obstruct my view of the mountains" [syn: obstruct, block]