Favoritism

(n.) The disposition to favor and promote the interest of one person or family, or of one class of men, to the neglect of others having equal claims; partiality.

Thesaurus Entries

bent, bias, discrimination, forejudgment, inclination, inequality, interest, involvement, jaundice, jaundiced eye, leaning, nepotism, one-sidedness, parti pris, partialism, partiality, partisanism, partisanship, preconception, predilection, predisposition, preference, preferential treatment, preferment, prejudgment, prejudice, prepossession, proclivity, twist, undetachment, undispassionateness, unneutrality