pöpäähän
pöpäähän is a Finnish word that translates to "into the head" or "into one's head". It is a postpositional phrase, meaning the word "pöpä" (head) is followed by the allative case suffix "-än", indicating motion towards. It is commonly used in everyday conversation to express the idea of something entering or being placed within someone's mind or consciousness.
The phrase can be used in a literal sense, such as "Lapsi laittoi lelun pöpäähän" (The child
The phrase can also imply a sudden realization or understanding. If someone says "Se valkeni minun pöpäähän"