joukkoja

Joukkoja is the plural partitive form of the Finnish noun joukko, which means "group", "crowd", or "collection". The term is used in everyday language to refer to several groups of people, objects, or other entities, and can also occur in mathematical or technical contexts to refer to multiple sets.

Grammatically, joukkoja is the partitive plural of joukko. It appears in sentences where the quantity or the object of an action is indefinite or part of a larger noun phrase. Common constructions include useita joukkoja ("several groups") or monia joukkoja ("many groups"). The corresponding forms in other cases are joukkoa (partitive singular), joukot (nominative plural), and joukkojen (genitive plural).

Usage and nuance: The form does not specify the nature of the groups; the meaning depends on context. It can refer to groups of people at events, groups of objects, or more abstract groupings. The choice between joukkoja and other forms follows standard Finnish grammar for partitive plural and is common in both spoken and written Finnish.