The story
- Proto-Indo-European*kh₂em-
- Proto-Indo-Iranian*kmárati
- Proto-Iranian*kamarā
- Ancient Greekκαμάρα (kamára)
- Latincamera
- Proto-West Germanic*kamarā
- Old High Germankamara
- Middle High Germankamer
- GermanKammer
- English todayKammer
Borrowed from German Kammer.
Etymology from Wiktionary, CC BY-SA 4.0.