Left-field and Out of the way

Out of the way and left-field are semantically related In some cases you can replace phrase "Out of the way" with "Left-field", this phrases are similar.

Out of the way adverb - In a remote location or at a distance from the usual route.

Left-field and out of the way are semantically related in unusual topic. Sometimes you can use "Left-field" instead an adjective phrase "Out of the way".