A sudden increase:
Lightness or gaiety of disposition, conduct, or speech; esp., improper or unbecoming gaiety or flippancy; lack of seriousness; frivolity
The dimension of the color of an object by which the object appears to reflect or transmit more or less of the incident light, varying from black to white for surface colors and from black to colorless for transparent volume colors.
The definition of happiness is the state of joy, peace and tranquility.
A cheerful, agreeable, pleasant mood
The ability to recover strength, spirits, good humor, etc. quickly; buoyancy
The ability of a solid to return to its original shape or form after being subject to strain. Most solid materials display elasticity, up to a load point called the elastic limit ; loads higher than this limit cause permanent deformation of the material.
Evacuation of the intestinal tract; defecation.
A mood disorder characterized usually by anhedonia, extreme sadness, poor concentration, sleep problems, loss of appetite, and feelings of guilt, helplessness, and hopelessness.
A heavy quality or state
Find another word for buoyancy. In this page you can discover 25 synonyms, antonyms, idiomatic expressions, and related words for buoyancy, like: bounce, levity, lightheartedness, lightness, happiness, resiliency, ethereality, airiness, weightlessness, gaiety and good-humor.