polkupyöränsä

The word "polkupyöräänsä" is the allative case of the Finnish word "polkupyörä". "Polkupyörä" translates to "bicycle" in English. The allative case in Finnish indicates movement towards or to a place, or possession. Therefore, "polkupyöräänsä" can be translated as "to his/her/its bicycle" or "into his/her/its bicycle", or more commonly, it signifies that someone is doing something with their bicycle.

For example, in a sentence like "Hän laittoi tavaransa polkupyöräänsä" (He/She put his/her belongings into his/her bicycle), "polkupyöräänsä" shows the destination of the belongings. Another common usage might be "Hän nojasi polkupyöräänsä" (He/She leaned against his/her bicycle), where the suffix "-nsä" indicates possession (his/her/its own bicycle).

The Finnish language uses suffixes extensively to indicate grammatical function, and "polkupyöräänsä" is a prime example of this. The base word is "polkupyörä" (bicycle). The "-ä" ending often appears in the partitive case or as part of certain other grammatical forms. The "-än" ending here is part of the allative case ending. Finally, the "-sä" suffix is the third-person possessive suffix, indicating that the bicycle belongs to the subject of the sentence. Understanding these components helps to decipher the meaning of the word in context.