Probably going back to the Germanic noun with different final consonants and inflectional class, whence Outdated Norse bikkja Bitch wine. "Bitch" is reappropriated to own favourable meanings in certain contexts The term bitch can seek advice from anyone or issue that's very hard, as in "Lifestyle's a bitch" or https://motherfucker00988.gynoblog.com/35887310/a-secret-weapon-for-bitchass