Annex
Annex noun - A smaller structure added to a main building.
Tributaries and annex are semantically related In some cases you can replace term "Tributaries" with "Annex", this nouns are similar.
Tributaries
Annex and tributaries are semantically related in department topic. Sometimes you can use "Annex" instead a noun "Tributaries".
Mutual synonyms
Cite this Source
Tributaries and Annex. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/annex/tributaries
Annex & Tributaries. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/annex/tributaries>.
Tributaries or Annex. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/annex/tributaries.
Google Ngram Viewer shows how "annex" and "tributaries" have occurred on timeline