festningsby (Norwegian Nynorsk) comes from Norwegian Nynorsk festning, from Middle Low German vesteninge, from Middle Low German vesten, from Old Saxon fast, from Proto-West Germanic fastī, from Proto-Germanic fastuz — fixed, firm, secure.
festningsby (Norwegian Nynorsk): a fortified town
Definitions
a fortified town
Ancestry of “festningsby”, step by step
festningsby traces back through two separate lines of ancestry.