'Score' is Old Norse for 'a notch in a tally stick' — points as literal cuts in wood.
The number of points achieved in a game or competition; also, a group of twenty, or a notch or scratch made as a tally.
From Old Norse 'skor' (notch, tally mark, twenty), from Proto-Germanic '*skurō' (a cut, notch). The original meaning was a physical cut or notch carved into a stick or bone to keep count — a tally mark. Since shepherds and merchants traditionally counted by twenties, cutting a deeper