The term "half-bred" has negative connotations, as it implies impurity or inferiority. Some antonyms for "half-bred" are "purebred," "thoroughbred," and "pedigreed," which indicate a high level of breeding and genetic purity. Other antonyms for "half-bred" include "full-blooded," "pure," and "unmixed," which denote a complete absence of foreign or impure genetics. Additionally, terms such as "authentic," "genuine," and "untainted" can be used to describe something that is not "half-bred," but instead is original, natural, and unaltered. Using alternative words to describe a concept can help to avoid negative connotations and promote positive, inclusive language.