Is this your crossword clue?
"just" is also used as a crossword clue. If that's what you saw, the answer is often fair (4 letters).
Definitions
Exactly; only; fair
Word origin
Variation of joust, presumably ultimately from Latin iuxta (“near, besides”).
Used in a sentence
“It is a just assessment of the facts.”
“It looks like a just solution at first glance.”
“My lord, we know your grace to be a man Just and upright.”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer2 curated clues
01“Exactly right”4 letters
02“Morally right and fair”4 letters
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