Mates and Significant other

Mates

Mates noun - A pair of people who live together.

Significant other and mates are semantically related. In some cases you can use "Significant other" instead a noun "Mates".

Significant other

Significant other noun - The person to whom another is married.

Mates and significant other are semantically related. Sometimes you can replace term "Mates" with "Significant other", this terms are similar.
Cite this Source
Significant other and Mates. (2016). Retrieved 2026, August 07, from https://thesaurus.plus/related/mates/significant_other
Mates & Significant other. N.p., 2016. Web. 07 Aug. 2026. <https://thesaurus.plus/related/mates/significant_other>.
Significant other or Mates. 2016. Accessed August 07, 2026. https://thesaurus.plus/related/mates/significant_other.
Google Ngram Viewer shows how "mates" and "significant other" have occurred on timeline