BEGINNING
BORDER
BOUND
BRIM
BRINK
BROW
CIRCUIT
CIRCUMFERENCE
CONFINES
CONTOUR
CORNER
CROOK
CRUST
CURB
DOOR
EDGE
EXTREMITY
FRAME
FRINGE
FRONTIER
HEM
MARGIN
OUTER LIMITS
OUTLINE
OUTSKIRT
PEAK
PERIMETER
PERIPHERY
SHORE
SIDELINE
SURROUNDING
THRESHOLD
TRIM
VERGE