alentours
ambience
ambit
border
borderlands
borderline
boundaries
boundary
bounds
bourn
bourns
brim
brink
circle
circuit
circumambiencies
circumference
circumjacencies
circumscription
circumstances
compass
confines
context
coordinates
edge
edges
entourage
environing circumstances
environment
environs
fringe
fringes
gestalt
habitat
hem
limitations
limits
marches
margin
metes
metes and bounds
milieu
neighborhood
outlines
outposts
outskirts
pale
parameters
periphery
line
center
confine
courtyard
defense
defenses
enclosure
entrance
expanse
extremity
flank
grid
interior
layout
outside
radius
rampart
rim
vicinity
altimeter
estimator
polarimeter