IPA: /ˈfluːɪdnəs/
KK: /ˈfluːɪdnəs/
The quality or state of being able to flow easily; smoothness and flexibility in movement or form.
The fluidness of the dancer's movements captivated the audience.
Fluidness → It is formed from "fluid" (from Latin "fluidus", meaning flowing) and "-ness" (a suffix indicating a state or quality). The word "fluidness" refers to the quality or state of being fluid or flowing.
Think of the word 'fluid' which means flowing, and remember that 'fluidness' describes the quality of being flowing.