- ceirtle
- a clew, ball of yarn, Irish ceirsle (so Gaelic too), ceirtlín, Old Irish certle, glomus, *kertilliâ; from Indo-European qert, wind, bend; Sanskrit kart, spin; Latin cartilago, English cartilage; Greek $$Gkártalos, basket; English hurdle.
Etymological dictionary of the Gaelic language. Alexander Gairm Publications. 1982.