Base and Foothill

Base noun - An immaterial thing upon which something else rests.

Foothill and base are semantically related. In some cases you can replace term "Foothill" with "Base", this nouns are similar.

Nearby Words: basic, basal, based, baseline, baseball

Foothill noun - A relatively low hill on the lower slope of a mountain.

Base and foothill are semantically related. Sometimes you can use "Base" instead a noun "Foothill".