Linked from
The 26 pages that link to Cognate, each with the reason it gives.
Language familyRelated: Cognates provide evidence of inherited vocabulary across family members.
Proto-languageRelated: Cognates provide comparative evidence for shared ancestral vocabulary.
Comparative linguisticsRelated: Cognates supply the lexical evidence compared across languages.
William JonesRelated: Related vocabulary supplied evidence for the common ancestry Jones proposed.
Rasmus RaskRelated: Cognate words supplied evidence for the historical comparisons Rask made.