This is the 212th most frequent Czech word.
doby
The Czech word "doby" means "periods," "times," or "eras" (plural of "doba").
Here, "doby" refers to a specific period or age, demonstrating its use to describe a designated historical or temporal span.
Během doby ledové žili mamuti.
During the Ice Age, mammoths lived.
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.