discriminatory

Adjective

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

• capable of making fine distinctions

• containing or implying a slight or showing prejudice
  • discriminatory attitudes and practices
    
  • invidious comparisons
    

• being biased or having a belief or attitude formed beforehand
  • a prejudiced judge
    

Related words

• Synonyms: 
  preferential , discriminative , invidious , prejudiced
• Antonyms: 
  unprejudiced , impartial