Yes, CONGENER is a Scrabble word!

Letter values in Scrabble US: C 3, O 1, N 1, G 2, E 1, N 1, E 1, R 1.

Is it a valid word?

CONGENER is a valid word in the official Scrabble dictionary (US), the UK Scrabble Dictionary and Words with Friends (ENABLE).

a minor chemical constituent that gives a wine or liquor its distinctive character
an animal or plant that bears a relationship to another (as related by common descent or by membership in the same genus)
a whole (a thing or person) of the same kind or category as another

Not playable in Scrabble US: CONGENATOR.