This is the 852nd most frequent Czech word.
praxi
The Czech word "praxi" means "practice" or "practical experience" in English.
Here, 'praxi' refers to real-world application as opposed to theoretical concepts.
V praxi to funguje jinak než v teorii.
In practice, it works differently than in theory.
In this context, 'praxi' denotes a training period or internship in a professional field.
Absolvoval jsem odbornou praxi v nemocnici.
I completed professional practice in a hospital.
Here, 'praxe' (noun form referenced through 'do praxe') means applying theory to practical situations.