Collection
Collection noun - An organized group of objects acquired and maintained for study, exhibition, or personal pleasure.
Union and collection are semantically related. In some cases you can use "Union" instead a noun "Collection".
Union
Union noun - The act or an instance of joining two or more things into one.
Collection and union are semantically related. Sometimes you can use "Collection" instead a noun "Union".
Mutual synonyms
How words are described
Both words in one sentence
- A collection of ten self-contained scenarios depicting alternate decisions that affect the outcome of World War II, such as Hitler joining the navy in World War I or the Soviet Union attacking first.
Source: Alternate History / Literature -
Probably an urban legend, but see this Snopes thread for a nice collection of terrible puns regarding their union.
Source: Cargo Ship -
Since the conspiracy to bind the formerly-British States together in a political union a la 'The Articles Of Confederation' (out of which the USA got its 'Bill Of Rights') the USA has become a state in itself and not just an alliance/collection of states.
Source: Expanded States of America
Cite this Source
Union and Collection. (2016). Retrieved 2026, August 08, from https://thesaurus.plus/related/collection/union
Collection & Union. N.p., 2016. Web. 08 Aug. 2026. <https://thesaurus.plus/related/collection/union>.
Union or Collection. 2016. Accessed August 08, 2026. https://thesaurus.plus/related/collection/union.
Google Ngram Viewer shows how "collection" and "union" have occurred on timeline