ADJ
- common
- northern, southern, etc.
- national, state
- district, parish
VERB + BOUNDARY
- have
- form, mark
- The river forms the boundary
- share
- draw, establish, fix, set
- The boundary was fixed just south of the farm
- redraw
- cross
- We've just crossed the boundary into Sussex
- extend
BOUNDARY + NOUN
- fence, hedge, line, wall
- dispute
- a boundary dispute with their neighbours
PREP
- across/over the ~
- They drove across the boundary
- along the ~
- We continued along the southern boundary of the county
- at/on the ~
- We had to stop at the boundary. on the boundary of the two countries
- beyond the ~
- She had never strayed beyond the city boundaries
- within the ~s
- within the boundaries of the old city walls
- ~ between
- the boundary between Sussex and Surrey
- ~ with
- The state has a boundary with Ontario
VERB + BOUNDARY
- cross
- This job crosses the traditional boundary between social work and health care
- extend, push back
- research which extends the boundaries of human knowledge
- overstep
PREP
- across ~s
- His policies appeal across party political boundaries
- beyond the ~s
- going beyond the boundaries of accepted behaviour
- on the ~
- on the boundary of physics and chemistry
- within the ~s
- keeping within the boundaries of the law
- ~ between
- the boundary between sanity and insanity
PHRASES
- the boundaries of taste
- In her performance she had clearly overstepped the boundaries of good taste