negyedvér betyr engelsk

quadroon▼◼◼◼noun
[UK: kwɒ.ˈdruːn] [US: kwɑː.ˈdruːn]

quarter-bred▼noun
[UK: ˈkwɔː.tə(r) bred] [US: ˈkwɔːr.tər ˈbred]