This is the 732nd most frequent Czech word.
covidu
The Czech word "covidu" means "of COVID" or "COVID's" in English, indicating the genitive case of "COVID."
Here, 'covidu' refers to the COVID-19 pandemic as a noun in the genitive case, indicating 'of COVID'.
Během pandemie covidu se mnoho lidí učilo nové dovednosti.
During the COVID pandemic, many people learned new skills.
In this sentence, 'covidem' is in the instrumental case, describing the instrument by which the economy was affected.
Ekonomika byla covidem výrazně ovlivněna.
The economy was significantly affected by COVID.
'Covidu' once again appears in the genitive case, showing possession or relation to the measures taken against COVID.