It is a sentiment of hostility or resentment toward someone who has offended us or has done us damage. It means inquina, resentment, dislike, animosity, antipathy, resentment, hatred, tirri.
https://retrieverman.net/2009/02/13/is-it-ethical-to-breed-for-ojeriza/ large mastiff, caucasain shepherd dog Ojeriza roughly translates as xenophobia, a deep dislike of strangers. The standard for ojeriza states that the dog should not ¿allow the judge (a stranger) to touch it. And if it attacks the judge, such a reaction must not be considered a fault, but only a confirmation of its temperament.¿