just in WordNet English dictionary

1. only a very short time before
   "they could barely hear the speaker"; "we hardly knew them"; "just missed being hit"; "had scarcely rung the bell when the door flew open"; "would have scarce arrived before she would have found some excuse to leave"- W.B.Yeats
   barely  hardly  just  scarcely  scarce  barely  hardly  just  scarcely  scarce 
   
2. and nothing more
   "I was merely asking"; "it is simply a matter of time"; "just a scratch"; "he was only a child"; "hopes that last but a moment"
   merely  simply  just  only  but  merely  simply  just  only  but 
   
3. indicating exactness or preciseness
   "he was doing precisely (or exactly) what she had told him to do"; "it was just as he said--the jewel was gone"; "it has just enough salt"
   precisely  exactly  just  precisely  exactly  just 
   
4. only a moment ago
   "he has just arrived"; "the sun just now came out"
   just  just now  just  just now 
   
5. absolutely
   "I just can't take it anymore"; "he was just grand as Romeo"; "it's simply beautiful!"
   just  simply  just  simply 
   
6. exactly at this moment or the moment described
   "we've just finished painting the walls, so don't touch them";
   just  just 
   

1. fair to all parties as dictated by reason and conscience
   "equitable treatment of all citizens"; "an equitable distribution of gifts among the children"
   equitable  just 
   
2. free from favoritism or self-interest or bias or deception; conforming with established standards or rules
   "a fair referee"; "fair deal"; "on a fair footing"; "a fair fight"; "by fair means or foul"
   fair  just 
   
3. of moral excellence
   "a genuinely good person"; "a just cause"; "an upright and respectable man"
   good  just  upright 
   
4. used especially of what is legally or ethically right or proper or fitting
   "a just and lasting peace"- A.Lincoln; "a kind and just man"; "a just reward"; "his just inheritance"
   just