buoyancy

1 ENTRIES FOUND:
buoyancy /ˈbojənsi/ noun
buoyancy
/ˈbojənsi/
noun
Britannica Dictionary definition of BUOYANCY
[noncount]
1 
a  : the ability of an object to float in water or air
b  : the power of a liquid to make someone or something float
2 
: the ability of someone or something to continue to be happy, strong, etc., through difficult times