Fief

An estate of land, especially one held on condition of feudal service.

From Middle French fief, from Old French fief, from Medieval Latin fevum, a variant of feudum (whence also Old French fieu, fied), from Old Frankish *fehu (“cattle, livestock”), from Proto-Germanic *fehu (“cattle, sheep”), from Proto-Indo-European *peku-, *peḱu- (“sheep”). Doublet of fee, feud, and feoff.

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