- favoritism,《英》 favouritism;《文》 (undue) partiality
えこひいきの unfair;《文》 partial
えこひいきする play favorites; show undue partiality ((to))
- 彼はえこひいきをする
- He shows partiality.
- 生徒にえこひいきをしない
- He treats all the pupils fairly./He doesn't 「play favorites with [have any pets among] his pupils.