Backstop and Gridiron

Backstop noun - (baseball) a fence or screen (as behind home plate) to prevent the ball from traveling out of the playing field.

Gridiron and backstop are semantically related. In some cases you can use "Gridiron" instead a noun "Backstop".

Gridiron noun - A cooking utensil of parallel metal bars; used to grill fish or meat.

Backstop and gridiron are semantically related. Sometimes you can use "Backstop" instead a noun "Gridiron".