partiality /ˌpɑɚʃiˈæləti/ noun Learner's definition of PARTIALITY
formal
1
[noncount] : an unfair tendency to treat one person, group, or thing better than another偏袒;偏颇 2
[singular] : a tendency to like something or someone偏爱;偏好 —
often + to —
often + for