preferential

/ˌprɛfəˈrɛnʃəl/
adjective
  1. Giving or showing an advantage or favor to one person or group over others.
    • The airline offers preferential seating for passengers with disabilities.
    • She received preferential treatment because she was the boss's niece.
    • Some countries give preferential trade agreements to their closest allies.
Antonyms
What does "preferential" mean? | whatsthatwordmean | whatsthatwordmean