viable

As a noun practice

is repetition of an activity to improve skill.

As a verb practice

is to repeat (an activity) as a way of improving one's skill in that activity.

As an adjective viable is

able to live on its own (as for a newborn..

As an adjective viable

is able to live on its own (as for a newborn..

As a noun vasculum is

a container used by botanists to keep samples viable by maintaining a cool, humid environment.

As an adjective viable

is able to live on its own (as for a newborn).

As an adverb viably is

in a viable way.

As adjectives the difference between viable and uncommercial

is that viable is able to live on its own (as for a newborn. while uncommercial is not commercial; often specifically not commercially viable.

As an adjective viable

is able to live on its own (as for a newborn).

As a noun inviability is

(biology) the state or quality of not being viable.