This is the 212th most frequent Czech word.
doby
The Czech word "doby" means "periods," "times," or "eras" (plural of "doba").
In this context, "doby" illustrates its function to refer to a duration or amount of time.
Za krátkou dobu dokončíme projekt.
We will finish the project in a short time.
Here, "doby" is used metaphorically to denote a contemporary era or social conditions.
Musel se přizpůsobit pravidlům nové doby.
He had to adapt to the rules of the new era.
Here, "doby" refers to a specific period or age, demonstrating its use to describe a designated historical or temporal span.