Geographics and Physiography

Geographics noun - Study of the earth's surface; includes people's responses to topography and climate and soil and vegetation.

Physiography and geographics are semantically related. In some cases you can replace term "Physiography" with "Geographics", this nouns are similar.

Physiography noun - The study of physical features of the earth's surface.

Geographics and physiography are semantically related. You can use "Geographics" instead a noun "Physiography".