Examples from the Web for congener
A bottle of Budweiser has six times the congener content of a Long Island iced tea, but about two-thirds the amount of alcohol.
It is of a darker blue colour, but spotted like its congener, each feather having from four to six spots upon it.The Young Yagers|Mayne Reid
It has a strong, clear warble, which at once suggests the song of its congener.Wake-Robin|John Burroughs
The alpine chough is somewhat smaller than its congener, and is easily distinguished by its shorter and bright yellow bill.