Partiality, n.
Etymology: [Cf. F. partialité.]
1. The quality or state of being partial; inclination to favor one party, or one side of a question, more than the other; undue bias of mind.
2. A predilection or inclination to one thing rather than to others; special taste or liking; as, a partiality for poetry or painting. Roget.
Shades of meaning
Fernald has no entry of its own for partiality; he lists it under prejudice.
He lists it without comment; the entries above explain its neighbors.