+A [language family](/wiki/language_family) groups languages descended from a single common ancestral tongue, often termed a [proto-language](/wiki/proto-language). These deep linguistic ties map ancient human migrations and cultural connections, forming vast branches across the globe.
+## See also
+- [Linguistics](/wiki/linguistics)
+- [Historical Linguistics](/wiki/historical_linguistics)
+- [Language Classification](/wiki/language_classification)
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