(now chiefly linguistics) A cognate relationship.

plural of cognation

In a way that is cognate.

One of a number of things allied in origin or nature. / (law, dated) One who is related to another on the female side.

Allied by blood; kindred by birth; specifically (law) related on the mother's side. / Of the same or a similar nature; of the same family; proceeding from the same stock or root.

plural of cognate

The state or quality of being cognate.

Of or relating to a mode of descent calculated from an ancestor or ancestress through any combination of male and female links, or a system of bilateral kinship where relations are traced through both father and mother.

With regards to, or in terms of, a cognate.

Obsolete form of cognatic.