κάρπιον
From LSJ
τοῖς οἰκείοις βουλεύμασιν ἁλίσκεσθαι → hoist by one's own petard, hoist with one's own petard, hoist on one's own petard, hoisted by one's own petard, be hoist with one's own petard
English (LSJ)
τό,
A screw-pine, Pandanus odoratissimus, Ctes.Fr.57.28.
German (Pape)
[Seite 1328] τό, ein indischer Baum, Ctes. bei Phot. bibl. p. 49, 33.
Greek (Liddell-Scott)
κάρπιον: τό, Ἰνδικόν τι δένδρον ὅπερ Ἑλληνιστὶ ὀνομάζεται μυρορόδα, Κτησ. ἐν τῇ Φωτ. Βιβλιοθ. 49. 33.