Relationship
Relationship noun - The fact or state of having something in common.
Usage example: studied the relationship between the phases of the moon and ocean tides
Union is a synonym for relationship in kinship topic. In some cases you can use "Union" instead a noun "Relationship", when it comes to topics like combination.
Union
Union noun - The state of having shared interests or efforts (as in social or business matters).
Usage example: the movie studio is producing the blockbuster in union with another studio because of the tremendous cost involved
Relationship is a synonym for union in kinship topic. Sometimes you can use "Relationship" instead a noun "Union", if it concerns topics such as combination.
Mutual synonyms
Related pairs
How words are described
Both words in one sentence
- In The Charioteer, the Bad Gays are promiscuous, the Good Gays want a monogamous relationship, and the hero and his beloved share "a love without physical union".
Source: Creator / Mary Renault -
The relationship between the mayor and the police and police union has continued to be strained, at best, in the time since.
Source: Useful Notes / New York City - Fried Green Tomatoes portrayed the relationship between Ruth and Idgie (which is quite clearly a lesbian union in the book) as friends, with strong implications of Les Yay.
Source: Adaptational Sexuality
Cite this Source
Union and Relationship. (2016). Retrieved 2026, August 18, from https://thesaurus.plus/related/relationship/union
Relationship & Union. N.p., 2016. Web. 18 Aug. 2026. <https://thesaurus.plus/related/relationship/union>.
Union or Relationship. 2016. Accessed August 18, 2026. https://thesaurus.plus/related/relationship/union.
Google Ngram Viewer shows how "relationship" and "union" have occurred on timeline