viability

nouns

(of living things) capable of normal growth and development
is derived from
domain category
a living (or once living) entity
is a type of (narrower)
a basic or essential attribute shared by all members of a class
"a study of the physical properties of atomic particles"
capable of being done in a practical and useful way
is derived from
is a type of (narrower)
concerned with actual use rather than theoretical possibilities