This is the 678th most frequent Lithuanian word.
tėvų
The Lithuanian word "tėvų" means "of the parents" in English.
The word 'tėvų' is used in the genitive case to indicate possession, showing that the house belongs to 'parents'.
Mano tėvų namas yra gražus.
My parents' house is beautiful.
Here, 'tėvų' again appears in the genitive case to indicate whose house is being referred to, modifying 'namus' (accusative plural).
Aš einu pas tėvų namus šį vakarą.
I am going to my parents' house tonight.
In this sentence, 'tėvų' is used in the genitive case to indicate the source or owner of the advice sought.