Criminal activity
Riffraff and criminal activity are semantically related. In some cases you can use "Riffraff" instead a noun phrase "Criminal activity".
Riffraff
Riffraff noun - Discarded or useless material.
Criminal activity and riffraff are semantically related. Sometimes you can use "Criminal activity" instead a noun "Riffraff".
Mutual synonyms
Cite this Source
Riffraff and Criminal activity. (2016). Retrieved 2026, July 27, from https://thesaurus.plus/related/criminal_activity/riffraff
Criminal activity & Riffraff. N.p., 2016. Web. 27 Jul. 2026. <https://thesaurus.plus/related/criminal_activity/riffraff>.
Riffraff or Criminal activity. 2016. Accessed July 27, 2026. https://thesaurus.plus/related/criminal_activity/riffraff.
Google Ngram Viewer shows how "criminal activity" and "riffraff" have occurred on timeline