cognate: adjective; °(linguistics) Either descended from the same attested source lexeme of ancestor language, or held on the grounds of the methods of historical linguistics to be regular reflexes of the unattested, reconstructed form of proto-language.

"English is cognate to Greek German Russian and Persian ."; noun; °A word either descended from the same base word of the same ancestor language as the given word, or strongly believed to be a regular reflex of the same reconstructed root of proto-language as the given word.

"English is a cognate of Greek German Russian and Persian ."

Ninjawords