This is the 451st most frequent Czech word.
vliv
Influence.
Here, 'vliv' represents 'influence' as an abstract noun denoting the impact or control one has over decisions.
Má vliv na rozhodování celé skupiny.
He has an influence on the group's decisions.
In this sentence, 'vliv' is used to describe the abstract concept of political influence, emphasizing its sphere of action.
Jeho politický vliv se každým rokem zmenšuje.
His political influence diminishes every year.
Here, 'vliv' refers to the effect or force of circumstances, showing causation or correlation.