This is the 234th most frequent Czech word.
česko
"Česko" is the Czech word for "Czechia," the short name for the Czech Republic.
'Česko' is used here as the official short name of the Czech Republic, referring to the country as a whole.
Česko je krásná země s bohatou historií.
Czechia is a beautiful country with a rich history.
'Česko' is used in the prepositional case 'Česku,' indicating the location where the event (weather conditions) takes place.
Přemýšlím, jaké je v Česku počasí na jaře.
I am wondering what the weather in Czechia is like in spring.
'Česko' appears in the prepositional case 'Česku', contextualizing traditions specific to the country.