Left field and Piece of land

Left field noun - The piece of ground in the outfield on the catcher's left.

Piece of land and left field are semantically related. In some cases you can use "Piece of land" instead a noun phrase "Left field".

Piece of land noun - An extended area of land.

Left field and piece of land are semantically related. Sometimes you can replace phrase "Left field" with "Piece of land", this phrases are similar.