This is the 784th most frequent Czech word.
tématu
"Tématu" is the genitive or dative singular form of "téma," meaning "topic" or "theme" in English.
In this example, 'tématu' is used in the locative singular case, expressing the topic or subject matter that the lecture was focused on.
Profesor přednášel na tématu restrukturalizace firmy.
The professor lectured on the topic of company restructuring.
Here, 'tématu' again is in the dative singular case, denoting the focus or attention being given to the topic.
Musím se více věnovat tomu tématu.
I need to focus more on that topic.
Here, 'tématu' is in the genitive singular form of the noun 'téma' (topic), indicating possession or relation.