Wirke
Wirke is the present-tense first-person singular form of the German verb wirken, which means to act, to operate, or to have an effect. As ich wirke, it expresses that the speaker itself is producing an effect or participating in a process. The verb covers physical, causal, and evaluative senses, and it serves as the basis for related forms such as wirkt, wirkt sich, and wirksam.
Etymology and cognates: wirken belongs to the Germanic family of verbs with cognates in related languages.
Usage: Wirken can describe concrete effects (Das Medikament wirkt) as well as influence or impact on situations
Form and meaning notes: The form ich wirke is distinct from the third-person forms er wirkt and