adjective
Definition: Based on fairness or what is morally right; fair and lawful.
Example: The judge made a just decision in the case.
adverb
Definition: Only a short time ago or a small amount; used to indicate something is true or correct in a limited way.
Example: I just finished my homework before dinner.
noun
Definition: A variant of a contest or competition, often involving knights or warriors fighting with lances.
Example: In medieval times, a just was a popular event where knights would compete against each other.