boundary

form, mark

The fence marks the boundary between the two properties.

draw, establish, fix, set

The two countries established a clear boundary between their territories after the peace agreement.

cross

The hikers didn't realize they had crossed the boundary between two national parks.

dispute

The two countries finally resolved their long boundary dispute through international negotiation.

across/over the ~

The refugees walked over the boundary into the neighboring country at dawn.

along the ~

The fence runs along the boundary between the two properties.

at/on the ~

The small village sits on the boundary between two different regions.

beyond the ~

The hiking trail extended beyond the boundary into protected forest land.

within the ~s

Students must complete their projects within the boundaries set by their teacher.

~ between

There is an invisible boundary between the kitchen and the living room in our small apartment.

~ with

France shares a boundary with Spain in the Pyrenees Mountains.

cross

When she moved to the city, she crossed the boundary between childhood and adulthood.

extend, push back

She pushed the boundaries of traditional fashion by wearing bold colors and unusual styles.

across ~s

The charity works across geographical boundaries to help children in need.

beyond the ~s

The new manager's ideas went beyond the boundaries of what the company had ever tried before.

on the ~

The new shopping mall sits on the boundary between the old town and the countryside.

within the ~s

The school expects students to stay within the boundaries of acceptable behavior during lunch time.

~ between

There is a clear boundary between the living room and the kitchen in our new apartment.

the boundaries of taste

Some people think that modern comedy pushes the boundaries of taste too far.