vasemman
Vasemman is a Finnish grammatical form, specifically the genitive singular of the adjective/noun vasen, meaning left. It appears when vasen is used to describe a noun in a genitive construction, signaling possession or relation to the left side. In other words, vasemman is not a stand-alone word with its own meaning; it is a inflected form used within larger noun phrases.
In practice, vasemman is most often found in phrases that specify something related to the left side
The form follows Finnish adjective and noun inflection patterns, where the genitive singular of vasen yields
Related terms include vasen (the left) and, for political contexts, vasemmistolainen or vasemisto, which denote left-wing