Fluid
Fluid adjective - Likely to change frequently, suddenly, or unexpectedly.
Usage example: his arrival plans are fluid, so expect him anytime
Stationary is an antonym for fluid.
Nearby Word: fluidity
Stationary
Stationary adjective - Not undergoing a change in condition.
Usage example: auction prices for that artist's works have been stationary for some time
Fluid is an antonym for stationary.
Both words in one sentence
- The "security camera" scenes were shot from a stationary position, and were in lower resolution and less fluid from the rest of the video.
Source: Music / Telephone
Cite this Source
Stationary and Fluid. (2016). Retrieved 2026, August 09, from https://thesaurus.plus/related/fluid/stationary
Fluid & Stationary. N.p., 2016. Web. 09 Aug. 2026. <https://thesaurus.plus/related/fluid/stationary>.
Stationary or Fluid. 2016. Accessed August 09, 2026. https://thesaurus.plus/related/fluid/stationary.
Google Ngram Viewer shows how "fluid" and "stationary" have occurred on timeline