Surveil and Spy

Surveil

Surveil verb - Keep under surveillance.
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Synonyms for Surveil

Spy and surveil are semantically related. In some cases you can use "Spy" instead a verb "Surveil".

Spy

Spy verb - To make note of (something) through the use of one's eyes.
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Synonyms for Spy

Surveil and spy are semantically related. You can use "Surveil" instead a verb "Spy". rare substitute

Nearby Word: spying
Cite this Source
Spy and Surveil. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/surveil/spy
Surveil & Spy. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/surveil/spy>.
Spy or Surveil. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/surveil/spy.
Google Ngram Viewer shows how "surveil" and "spy" have occurred on timeline