The story
- Old English · inherited fromdom“judgment”
- Middle English · inherited fromdomes
- English todaydoomsday
From Middle English domes + dai, from Old English dom (“judgment”) + dæg (“day”). Equivalent to doom + -s- + day. Compare Old Norse dómsdagr (“judgement day, doomsday”).
Words from the same roots
Etymology from Wiktionary, CC BY-SA 4.0.