effari

To mark these boundaries no walls were needed; a formula spoken by the augur was sufficient, and from this ceremony came the phrase effari locum, literally, "to proclaim a place", hence, to define and dedicate.

The Catholic Encyclopedia, Volume 14: Simony-Tournon 1840-1916 1913

(For its possible connection with _fari_, _effari_ (ager effatus), _fanum_, and _profanum_, etc., see H. Nettleship's _Contributions to Latin

The Religious Experience of the Roman People From the Earliest Times to the Age of Augustus W. Warde Fowler 1884