This is the 694th most frequent Czech word.
působení
The Czech word "působení" means "activity," "influence," or "effect" in English.
'Působení' in this sentence refers to someone's tenure, presence, or involvement in a specific role or activity.
Jeho působení na univerzitě trvalo deset let.
His involvement at the university lasted for ten years.
'Působení' here stands for the effect or impact that the medicine has, especially in a medical or scientific context.
Lék má silné působení na bolest.
The medicine has a strong effect on pain.
'Působení' in this context means influence, referring to the beneficial effects or role something has.