User:Boris Tsirelson/Sandbox1

Line: a length without breadth or thickness

Length: linear extent in space

Linear: along a line(*)

Extent: a range of locations

Location: point or extent(*) in space

Space: unlimited expanse in which everything is located(*)

Line: the trace of a moving point

Trace: a visible mark left by the passage

Move: change location(*)

Point: a geometric element that has position but no extension(*)

Position: portion of space(*) occupied

Portion: part

Part: portion(*)

Occupy: fill

Fill: occupy(*)