olkapäätä
olkapäätä is the partitive singular form of the Finnish noun olkapää, which denotes the shoulder. In everyday language olkapää refers to the shoulder region where the arm connects to the torso, and it can also be used more loosely to refer to the shoulder joint. The form olkapäätä does not represent a separate word with a distinct meaning; it is a grammatical case used in specific sentence structures.
Grammatical background and usage: Finnish uses the partitive case in various constructions, including when the object
Anatomy and terminology: In anatomical terms, the shoulder region encompasses the glenohumeral joint (the main shoulder