Passerby and Participant

Opposite meaning words

Passerby noun - A person who passes by casually or by chance.

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Participant is an antonym for passerby in person who watches topic.

Participant noun - One who takes part in something.

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Passerby is an antonym for participant.

Cite this Source

Participant and Passerby. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/passerby/participant

Passerby & Participant. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/passerby/participant>.

Participant or Passerby. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/passerby/participant.

Google Ngram Viewer shows how "passerby" and "participant" have occurred on timeline