Synonyms for (noun) purview
Definition: the range of interest or activity that can be anticipated
Usage: It is beyond the horizon of present knowledge
Definition: an area in which something acts or operates or has power or control: "the range of a supersonic jet"
Usage: a piano has a greater range than the human voice; the ambit of municipal legislation; within the compass of this article; within the scope of an investigation; outside the reach of the law; in the political orbit of a world power