Active and Inert

Active

Active adjective - Being in effective operation.
Usage example: the abandoned factory had not been active for years

Inert is an antonym for active in topics: sedentary, very involved in activity, having movement.

Inert

Inert adjective - Not being in a state of use, activity, or employment.
Usage example: the inert, abandoned factories that are scattered all over that dying city

Active is an antonym for inert in topics: inactive, lifeless.

Nearby Words: inertia, inertness, inertly

Both words in one sentence

  • The Core is inert while you explore its chamber, and only becomes active at the end of a cutscene that you trigger by speaking with Curly.
  • Taken for Granite Xenosaga Episode III had a medicine called "Seven Moons," which, aside from reviving your characters, also has a slow-acting Petrification effect - apparently an effect of an "inert" virus which has a chance every so often of mutating into an active form.
  • Differences in the inert ingredients (such as the binding of the pill) may affect the rate at which the active ingredients are absorbed into the body, causing the exact same type and amount of medication to have a somewhat different effect.
Cite this Source
Inert and Active. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/active/inert
Active & Inert. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/active/inert>.
Inert or Active. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/active/inert.
Google Ngram Viewer shows how "active" and "inert" have occurred on timeline