The story
- Old English · inherited fromwundorweorc
- Middle English · inherited fromwonderworc
- English todaywonderwork
From Middle English wonderworc, from Old English wundorweorc, wundorġeweorc (“a wondrous work, miracle”), equivalent to wonder + work. Compare Dutch wonderwerk, German Wunderwerk.
Etymology from Wiktionary, CC BY-SA 4.0.