Cartilage

wiktionary

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Borrowed from French cartilage, from Latin cartilāgō. Partially displaced native gristle, from Old English gristel.

etymonline

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cartilage (n.)

"gristle; firm, elastic animal tissue," early 15c., from Old French cartilage and directly from Latin cartilaginem (nominative cartilago) "cartilage, gristle," which is possibly related to cratis "wickerwork" (see hurdle (n.)).