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Semana (2) (Surname)
According to Tibón (1988), the last name Semana is from Arabic sammana "butter vender" (compare samn "butter).
Afro-Asiatic
Semitic
Akkadian šamnu(m) "oil," "fat," Ugaritic šmn "oil," "fat," Ancient Hebrew šemen "oil," Punic šmn 'id.'