10th cent. According to Corominas (1991), the spelling of faz was archaic even in the 10th century. Faz was pronounced /(h)adz/. The modernist variant faz /fadz/ was introduced from Latin facies "face," "shape" in the 15th century.
Of unknown origin.
Portuguese face, Galician face, Catalan faç, French face, Italian faccia, Aromanian fatsã, Romanian față, Sardinian fache