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Synonyms of significant other

5 similar words

Another word for significant other is SO. Other synonyms of significant other are partner.

Synonyms and similar words for significant other

nounOne's exclusive romantic partner.

better half
other halfA spouse or a significant other.
partner
s/o
SO

Meaning of significant other

noun One's exclusive romantic partner.
noun A person with whom one has an important bond of some kind.

Full definition of significant other

significant other in other languages

Questions about synonyms of significant other

What is another word for significant other?: Significant other has 5 synonyms on Word.ws, such as SO and partner.
What does significant other mean?: Significant other means one's exclusive romantic partner.

Adapted from Wiktionary: significant other (page history and authors) and the entries of the words listed. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws grouped the synonyms and antonyms by meaning and added links. Wiktionary data of 2026-09-02.

Last updated: 2026-09-02

Cite this page: “Synonyms of significant other.” Word.ws, https://word.ws/synonyms/significant_other. Based on Wiktionary, CC BY-SA 4.0.