Constant
Constant adjective - Not undergoing a change in condition.
Usage example: change is the only constant thing in the world of fashion
Fast is a synonym for constant in continue topic. In some cases you can use "Fast" instead the word "Constant" as an adjective or a verb, when it comes to topics like loyal, faithful.
Fast
Fast adjective - Firm in one's allegiance to someone or something.
Usage example: the two girls soon became fast and inseparable friends
Constant is a synonym for fast in close topic. You can use "Constant" instead the word "Fast" as an adjective or a verb, if it concerns topics such as fixed, continue.
Mutual synonyms
How words are described
Both words in one sentence
- Otherwise she'd have skin resembling leather and more wrinkles than women decades older due to constant exposure to fast moving wind, rain, and snow.
- However, his constant A God Am I speeches while his BioTyranno effortlessly no-sells everything that comes their way gets old really fast, causing him to fall to this trope instead.
Source: Invincible Villain -
He had a constant supply of groupies, alcohol, fast food, amphetamines and pills and grew obese.
Source: Sex, Drugs and Rock & Roll
Cite this Source
Fast and Constant. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/constant/fast
Constant & Fast. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/constant/fast>.
Fast or Constant. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/constant/fast.
Google Ngram Viewer shows how "constant" and "fast" have occurred on timeline