obstructs free navigation.

It grows in marshes, ditches, pools and drains in meadows, and sometimes obstructs the flow of water with its dense matted roots.

A large sand bar obstructs the entrance to the river, which is not quite 1 m.

The river bar obstructs navigation, the depth not exceeding 14 ft., so that large vessels must lie outside.

The interest of the landlord always coincides with the general interest: whatever promotes or obstructs the one has the same effect on the other.

They pass more readily through mucous membranes, but almost every one of these is provided not only with a coating of mucus, which obstructs their passage, but with some reflex mechanism which tends to remove them.

The current fencing obstructs the public footpath -- there is a gate to one side but no stile over the fence the other side.

Such people, in fact, find themselves in a situation that seriously obstructs them from properly relating to men and women.

Answer 2: Impedance occurs when a player intentionally obstructs an opponent by forming a block between the opponent and the ball.

Aesthetics: Some people consider fences to be an eyesore that obstructs the view.

Also, don't create a centerpiece so large it obstructs the line of vision across the table, so people can chat easily.

Obstructive sleep apnea is a serious condition that occurs when throat tissue collapses and obstructs the airway.

Airway obstruction injury-An injury that obstructs the airway and prevents proper breathing, either through strangulation, suffocation, or choking.

Coarctation of the aorta-A congenital defect in which severe narrowing or constriction of the aorta obstructs the flow of blood.

This placement creates sha chi or bad chi because it interrupts or obstructs the natural energy flow.