toiminnanaiheena

Toiminnanaiheena is a Finnish grammatical expression meaning “as the topic of an activity” or “as the subject of action.” It combines toiminta (activity) in the genitive form toiminnan with aihe (topic) in the essive form aiheena, which conveys the sense of “as.” The construction serves to assign a focus or role to the subject around which an activity is organized.

In practice, toiminnanaiheena is used in planning, education, meetings, and project descriptions to indicate what the activities are about. It appears in curricula, program plans, and workshop or event agendas, helping to structure content and goals. The phrase answers questions such as what the activity is about and what its main objective is.

Kurssin toiminnanaiheena on ilmastonmuutos. Tämän työpajan toiminnanaiheena on kiertotalous. These examples show how the expression marks the central subject around which the activity centers.

Note on form: toiminnanaiheena is commonly written as a single compound word, but the two-word form toiminnan aiheena can also be found, particularly in contexts that favor clearer separation of the components. The essive suffix -na/-nä expresses the sense of “as,” a function frequently used in formal planning, descriptions, and instructional texts.