This is the 600th most frequent Polish word.
zatem
"Zatem" means "therefore" or "thus" in English.
Conclusive usage, where 'zatem' indicates a consequent action based on the previous statement.
Było już późno, zatem postanowiliśmy wracać.
It was already late, therefore we decided to go back.
Causal-conclusive usage, showing the conclusion derived from the previous observation.
Nie czujesz się dobrze, zatem powinieneś zostać w domu.
You are not feeling well, therefore you should stay at home.
Opening or transitional usage, introducing the next topic or question in a conversation.