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Speed-of-sound jets
USA Today Quick Cross clue · Down · 4 letters · last seen October 15, 2026
Answer
S S T S
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About this clue
“Speed-of-sound jets” is a USA Today Quick Cross clue and its answer is SSTS (4 letters). The Quick Cross is USA Today’s daily 4×4 mini crossword. Use the links above to view the rest of that day’s grid, or browse more Quick Cross answers.
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