The story
- Proto-Indo-European*derḱ-
- Proto-Hellenic*dérkomai
- Ancient Greekδέρκομαι (dérkomai)
- Ancient Greekδράκων (drákōn)
- Latindracō
- Old Frenchdragon
- Frenchdragon
- Frenchdragonnade
- English todaydragonnade
Borrowed from French dragonnade, from dragon (“dragoon”) + -ade.
Etymology from Wiktionary, CC BY-SA 4.0.