English: sash cord
Welsh: cortyn ffenestr
Subject: Ystadau a Cadw
English definition: A rope, cord, or line fixed to the side of a frame or sash, which passes over a pulley into the box fame and is attached at its other end to a sash weight, made of lead or cast iron. 
Welsh definition: Rhaff, cortyn neu linyn wedi ei sefydlu yn ochr y ffrâm, sy’n mynd drwy olwyn pwil i mewn i’r ffrâm flwch. Cysylltir y pen arall â phwysau ffenestr plwm neu haearn bwrw.
Welsh context: Ffynhonnell: Taflen wybodaeth gyhoeddus Cyngor Gwynedd.