foothill

n [C usu pl 通常作复数] hill or low mountain at the base of a higher mountain or range of mountains 山麓小丘.

foolery, foolhardiness, foolhardy, foolish, foolishly, foolishness, foolproof, foolscap, foot, foot-and-mouth, foot-and-mouth (disease), foot-bridge, foot-fault, foot-note, foot-slog, footage, football, football pitch, footbrake, footfall, foothold, footing, footle, footlight, footlights, footling, footloose, footman, footmark, footnote, footpath, footplate, footprint, footsie, footsore, footstep, footstool (also stool), footway, footwear, footwork,