The story
- LatinFlēvō
- Proto-Indo-European*lendʰ-
- Proto-Germanic*landą
- Frankish*land
- Old Dutchlant
- Middle Dutchlant
- Dutchland
- DutchFlevoland
- English todayFlevoland
Borrowed from Dutch Flevoland. By surface analysis, Flevo- + -land.
Etymology from Wiktionary, CC BY-SA 4.0.