just

adj

1.
used especially of what is legally or ethically right or proper or fitting
Antonym:
unjust
Derived from:
justness
2.
fair to all parties as dictated by reason and conscience
Derived from:
justness
3.
free from favoritism or self-interest or bias or deception; conforming with established standards or rules
Derived from:
justness
4.
of moral excellence
Derived from:
justness