In and Insignificant

In

In adjective - Enjoying widespread favor or approval.
Usage example: the in thing to do is not always the right thing to do

Insignificant is an antonym for in.

Insignificant

Insignificant adjective - Lacking importance.

In is an antonym for insignificant.

Cite this Source
Insignificant and In. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/in/insignificant
In & Insignificant. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/in/insignificant>.
Insignificant or In. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/in/insignificant.
Google Ngram Viewer shows how "in" and "insignificant" have occurred on timeline