Neither coincidences nor borrowed material, however, can be properly regarded as evidence of cognation.
The evidence of cognation is derived exclusively from the vocabulary.
Again, deportation to an island, which entails minor or intermediate loss of status, destroys rights by cognation.
Sir H. Maine says that the prtors early laid hold on cognation as the natural form of kinship.
Perhaps the latter infers how close the cognation of the creative and the critical faculty.