term:

Just

just adj

[Latin justus lawful, merited, from jus right, law]
: conforming to law or to the underlying principles of law: as
a : conforming to reason or a standard of correctness [ sanctions cannot be excessive in relation to the offense]
b : conforming with what is deemed fair or good [the award of attorney's fees was ] [the application of this rule retroactively is not ]
just·ly adv

just·ness n

Source: Merriam-Webster's Dictionary of Law ©1996. Merriam-Webster, Incorporated. Published under license with Merriam-Webster, Incorporated.