Historically, German and English have shared a number of similar or even identically spelled words such as:
der Student, das Haus, die Maus, die Medizin
This is due to the fact that both languages stem from a common proto-Germanic language as well as the fact that they have imported words from the same languages such as French. Over time, these words have come to be part of each language without people giving much thought to it. However, in recent history a large number of English words have been adopted by German speakers, especially the youth culture.
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