In
In adjective - Being in the latest or current fashion.
Jet-set
In and jet-set are semantically related in cosmopolitan topic. Sometimes you can use "In" instead an adjective phrase "Jet-set".
Cite this Source
Jet-set and In. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/in/jet-set
In & Jet-set. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/in/jet-set>.
Jet-set or In. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/in/jet-set.