Home plate and Lean-to

Home plate noun - (baseball) base consisting of a rubber slab where the batter stands; it must be touched by a base runner in order to score.

Lean-to and home plate are semantically related. In some cases you can use "Lean-to" instead a noun phrase "Home plate".

Lean-to noun - Rough shelter whose roof has only one slope.

Home plate and lean-to are semantically related. Sometimes you can use "Home plate" instead a noun phrase "Lean-to".