Somatic phraseological units still involve different ways of investigating and multiple ways of analyzing. They can be classified depending on their equivalence grade. Based on somatisms of each language, somatic phraseologisms are formed being certified in dictionaries forming rather numerous series extremely usual. As regards thematic aspect, equated structures shows a big variety of ideas, a statement proved by this study. These units are an integral part of our culture and life. The term „cap” appears in phraseological units which are attested in Dicționar român-german de frazeologisme somatice. Rumänisch-deutsches Wörterbuch der somatischen Phraseologismen.