congener

Noun

• a whole (a thing or person) of the same kind or category as another
  • lard was also used, though its congener, butter, was more frequently employed
    
  • the American shopkeeper differs from his European congener
    

• an animal or plant that bears a relationship to another (as related by common descent or by membership in the same genus)

• a minor chemical constituent that gives a wine or liquor its distinctive character

Related words

• Synonyms: 
  relative , congenator , congeneric