Dynamic
/daɪˈnæ.mɪk/
noun
A characteristic or manner of an interaction; a behavior.
“Watch the dynamic between the husband and wife when they disagree.”
A moving force.
“The study of fluid dynamics quantifies turbulent and laminar flows.”
The varying loudness or volume of a song or the markings that indicate the loudness.
“If you pay attention to the dynamics as you play, it's a very moving piece.”
Synonyms: apparatus, course of action, design, effect, function, functioning, implementation, interchange
adjective
Changing; active; in motion.
“The environment is dynamic, changing with the years and the seasons.”
Powerful; energetic.
“He was a dynamic and engaging speaker.”
Able to change and adapt.