The story
- Old English · inherited fromforscyttan“to shut up, shut out, exclude, prevent, obviate”
- Middle English · inherited fromforschutten
- English todayforshut
From Middle English forschutten, from Old English forscyttan (“to shut up, shut out, exclude, prevent, obviate”), equivalent to for- + shut.
Etymology from Wiktionary, CC BY-SA 4.0.