Odd person
Spook and odd person are semantically related. In some cases you can use "Spook" instead a noun phrase "Odd person".
Spook
Spook noun - A person who tries secretly to obtain information for one country in the territory of another usually unfriendly country.
Odd person and spook are semantically related. Sometimes you can use "Odd person" instead a noun "Spook".
Cite this Source
Spook and Odd person. (2016). Retrieved 2026, July 29, from https://thesaurus.plus/related/odd_person/spook
Odd person & Spook. N.p., 2016. Web. 29 Jul. 2026. <https://thesaurus.plus/related/odd_person/spook>.
Spook or Odd person. 2016. Accessed July 29, 2026. https://thesaurus.plus/related/odd_person/spook.
Google Ngram Viewer shows how "odd person" and "spook" have occurred on timeline