Swítan
Bosworth & Toller Anglo-Saxon Old English Dictionary - swítan
According to the Old English Dictionary:
(?);
- swítan
- p. swát in for-swítan to exhaust, impair, impoverish land (?):--Ðe lond æt Moran ic mid míne wífe bigat, and ic it siðen náwer ne forswát (-swác?) ne forspilde, Chart. Th. 584, 5.