Concentrate
Concentrate verb - To increase the amount of (a substance in a mixture) by removing other substances.
Usage example: prolonged boiling is required to concentrate the sap when making maple syrup
Richen and concentrate are semantically related. In some cases you can use "Richen" instead a verb "Concentrate".
Richen
Mutual synonyms
Cite this Source
Richen and Concentrate. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/concentrate/richen
Concentrate & Richen. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/concentrate/richen>.
Richen or Concentrate. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/concentrate/richen.
Google Ngram Viewer shows how "concentrate" and "richen" have occurred on timeline