Fifth columnist and Informer

Fifth columnist

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Fifth columnist noun – A member of a clandestine subversive organization who tries to help a potential invader.
Informer and fifth columnist are semantically related In some cases you can use "Informer" instead a noun phrase "Fifth columnist".
Synonyms for Fifth columnist


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Informer noun – A person who provides information about another's wrongdoing.
Fifth columnist and informer are semantically related in betrayer topic. Sometimes you can use "Fifth columnist" instead a noun "Informer".
Nearby Words: inform, information, informed, informant, informing
Synonyms for Informer
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Informer and Fifth columnist. (2016). Retrieved 2021, December 07, from
Fifth columnist & Informer. N.p., 2016. Web. 07 Dec. 2021. <>.
Informer or Fifth columnist. 2016. Accessed December 07, 2021.

Synonyms for fifth columnist
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Synonyms for informer
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Google Ngram Viewer shows how "fifth columnist" and "informer" have occurred on timeline: