preferential
1. [ adjective ] manifesting partiality
Synonyms: discriminatory
Examples:

"a discriminatory tax" "preferential tariff rates" "preferential treatment" "a preferential shop gives priority or advantage to union members in hiring or promoting"

Related terms: advantageous
Similar spelling:   preferentially
  preferment
  prefrontal
  preference
  proverbial
  preferred
  proverbially
  propertied
  preferable
  preferably
  prefrontal_lobe
  preferred_stock
  preformation