Functional and Idle

Functional

Functional adjective - Being in effective operation.
Usage example: I don't think that vending machine is functional, so don't put money into it

Idle is an antonym for functional in working topic.

Idle

Idle adjective - Not being in a state of use, activity, or employment.
Usage example: the car was idle for two weeks while they went on vacation

Functional is an antonym for idle in lazy topic.

Nearby Words: idled, idleness, idler, idling, idly
Cite this Source
Idle and Functional. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/functional/idle
Functional & Idle. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/functional/idle>.
Idle or Functional. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/functional/idle.
Google Ngram Viewer shows how "functional" and "idle" have occurred on timeline