Partiality (noun)

1. Favoritism shown to one person or group over another.
2. Inclination towards a particular thing or person.

Origin:

Late middle english: from old french parcialite, from late latin partialitas, from partialis "partial" (see partial).

Examples:

1. The teacher was accused of partiality when he gave the star student an A while the rest of the class received Bs.
2. He had a partiality for his daughter and gave her preferential treatment.
3. The judge was removed from the case due to partiality towards one of the parties.
4. His partiality towards his home team was evident in his biased commentaries.
5. She had a partiality for chocolate cake and would always choose it over other desserts.