Is this your crossword clue?
"restricted" is also used as a crossword clue. If that's what you saw, the answer is often limited (7 letters).
Definitions
the lowest level of official classification for documents
Used in a sentence
“restricted area”
“restricted access”
“a restricted military document”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer1 curated clues
01“Off-limits”10 letters
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R_________