Far down is a phrase used to describe something that is located at a considerable distance away from a particular point or area. There are numerous synonyms that can be used instead of far down to convey the same meaning. Some possible words include distant, remote, far-off, far-flung, outlying, faraway, removed, isolated, and apart. These words are useful in various contexts, from describing a distant star in the night sky to referring to a remote location in a far-off land. The choice of synonym depends on the intended meaning and the context in which it is used. By using different synonyms of far down, one can convey the sense of distance in a more varied and descriptive way.