Private investigators
Spies and private investigators are semantically related. In some cases you can use "Spies" instead a noun phrase "Private investigators".
Spies
Private investigators and spies are semantically related. Sometimes you can use "Private investigators" instead a noun "Spies".
Mutual synonyms
Both terms in one sentence
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A standard trick by private investigators or spies to gain someone's trust is to stage a fake barfight or street mugging, with the investigator as the Good Samaritan coming in to "save" him or her.
Source: Rescue Romance
Cite this Source
Spies and Private investigators. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/private_investigators/spies
Private investigators & Spies. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/private_investigators/spies>.
Spies or Private investigators. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/private_investigators/spies.
Google Ngram Viewer shows how "private investigators" and "spies" have occurred on timeline