Desirable
Part of speech: adjective
Definition: describing something worth having, that is useful to have, or that would be nice to have.
Part of speech: noun
Definition: A thing that people want; something that is desirable.
Example sentence: Privacy is an age of universal email collection and spying, with millions of CCTV cameras and warrantless spying pervasive; privacy has become virtually nonexistent and, therefore, extremely scarce and desirable. Bitcoin can be a completely anonymous transaction that maintains the user's privacy beyond the reach of any authority.
Enviable
Part of speech: adjective
Definition: Arousing or likely to arouse envy.