cognate

(noun) one related by blood or origin; especially on sharing an ancestor with another. Synonyms: blood relation, blood relative, sib.

(noun) a word is cognate with another if both derive from the same word in an ancestral language. Synonyms: cognate word.

(adj) related in nature. Synonyms: connate. Example: "Connate qualities."

(adj) having the same ancestral language. Example: "Cognate languages."

(adj) related by blood. Synonyms: akin(predicate), blood-related, consanguine, consanguineous, consanguineal, kin(predicate).