The spelling of the word "deppen" can be confusing for English speakers as it contains two double letters. However, in German, "pp" is pronounced as a long "p" sound, and "en" is pronounced as "ehn". Therefore, "deppen" is pronounced with a long "p" and a short "e" sound, followed by an "ehn" sound. The IPA phonetic transcription for "deppen" is /ˈdɛpn̩/. The word is a colloquial term in German for someone who is clumsy or foolish.
The word "deppen" is of German origin. It originates from the Middle High German term "deppe" which meant "idiot" or "simpleton". Over time, the word evolved and made its way into the modern German language as "deppen", maintaining its derogatory connotation referring to someone who is foolish or dumb.