The story
- Proto-Indo-European*úp
- Proto-Indo-European*upér
- Proto-Italic*super
- Proto-Italic*superos
- Proto-Italic*superād
- Old Latinsuprād
- Latinsuprā
- Latinsupra-
- English todaysupra-
Learned borrowing from Latin supra- (“above, over, beyond”).
Etymology from Wiktionary, CC BY-SA 4.0.