"Half-brother" Natural Recordings by Native Speakers
A half-brother is the son of one's father, but not one's mother. In other words, a half-brother is the brother of one's sibling, but not one's full brother. A half-brother and half-sister share the same father, but not the same mother. They are also referred to as a " fraternal half-brother" or simply "half-brother".
Half-breed refers to a person who is the offspring of two parents from different racial or ethnic groups, often associated with issues of identity, heritage, and social acceptance. The term is often used to describe individuals who are of mixed parentage, such as someone with a white parent and a parent of color, or between two different cultures or ethnicities.
Half-hearted refers to something that is not done with complete enthusiasm or commitment. It can describe an effort that is lacking in energy, passion, or sincerity.