Depression
Depression noun - A period of decreased economic activity.
Valleys and depression are semantically related In some cases you can replace term "Valleys" with "Depression", this nouns are similar.
Valleys
Depression and valleys are semantically related in hollow in the land topic. Sometimes you can use "Depression" instead a noun "Valleys".
Cite this Source
Valleys and Depression. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/depression/valleys
Depression & Valleys. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/depression/valleys>.
Valleys or Depression. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/depression/valleys.
Google Ngram Viewer shows how "depression" and "valleys" have occurred on timeline