English and German share core vocabulary due to their common linguistic ancestor, Proto-Indo-European.
English shares core vocabulary with German in its family members, numbers, and parts of the body. These similarities stem from their common linguistic ancestor, Proto-Indo-European, spoken thousands of years ago.
Historical linguists group languages into families based on shared words and meanings, creating a language taxonomy like a family tree. Latin, Greek, and English share cognates due to their Indo-European roots, showing resemblance in basic concepts.
The Germanic branch within the Indo-European family includes English and German, indicating why English closely resembles German in core vocabulary.
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