What are the opposite words for super-eminences?

Super-eminences are a term used to describe high points or peaks. The antonyms for super-eminences would be lowlands or valleys, which denote the opposite of high points. Other antonyms for super-eminences could include depressions, hollows, or basins, which refer to areas that are lower in elevation than the surrounding landscape. Alternatively, flatlands or plateaus could also be considered antonyms, as they are generally devoid of the steep inclines associated with super-eminences. Overall, while super-eminences represent the highest points on the terrain, antonyms for the term could encompass a variety of lower-lying areas.

Antonym of the day

most knee-slapper
boring, common, dramatic.