This is the 78th most frequent Lithuanian word.
tada
"Then."
Here, 'tada' is used as a conjunction to signify a sequence of actions, meaning 'then'.
Mes pavalgėme, tada nuėjome į kiną.
We ate, then we went to the cinema.
Here, 'tada' is used as a part of a conditional sentence, providing the consequence in correlation to the condition, meaning 'then'.
Jei baigsi darbą laiku, tada galėsi eiti į vakarėlį.
If you finish the work on time, then you can go to the party.
Here, 'tada' is used to refer to a specific point in the past, meaning 'then' in the sense of a past time.