Moletta — i.e. Mulatto partly from Spanish mulato, ‘person of mixed race‘ (1588) and adjective ‘of mixed race’ (< mulo mule (see mule) + -ato), and partly Portuguese mulato, adjective and noun (1515 with reference to a ‘person of mixed race’, 1526 in sense ‘young mule’, 18th cent. in sense ‘dark colour’ OED (1989).