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Dictionary of Medieval Names
from European Sources

Manswith f. Old High German man 'man' + Old Saxon swīth, Gothic swinþs from Proto-Germanic *swinþaz 'strong'.

Germany
Latin
822x875 Mansuithe (abl) TradCorb §15
Cite as: S.L. Uckelman. "Manswith". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2016, no. 3. http://dmnes.org/2016/3/name/Manswith.