adverb/ɑ̃ so.twaʁ/
saltirewise; crosswise, crossed diagonally; (of jewelry etc.) tied around the neck in such a manner that the ends cross over each other
“Et même il admirait déjà sur sa cheminée deux fleurets en sautoir, avec une tête de mort et la guitare au-dessus.” — He even already was admiring two crossed foils over his chimney-piece, with a death's-head on the guitar above them.