here's a few more if you get fed up with using the same word:
animosity, antipathy, apartheid, aversion, bad opinion, bias, bigotry, chauvinism, contemptuousness, detriment, discrimination, disgust, dislike, displeasure, disrelish, enmity, foregone conclusion, illiberality, injustice, jaundiced eye, mindset, misjudgment, narrow-mindedness, one-sidedness, partiality, pique, preconceived notion, preconception, prejudgment, prepossession, racism, repugnance, revulsion, sexism, slant, spleen, tilt, twist, umbrage, unfairness, warp, xenophobia