This is the 70th most frequent Latvian word.
dienu
The Latvian word "dienu" means "day" (accusative singular form).
In this sentence, 'dienu' refers to a specific day during which an activity took place, used in accusative case to indicate the object of the action.
Es pavadīju dienu pie drauga.
I spent the day at my friend's.
Here, 'dienu' is found in the accusative case as part of the phrase 'katru dienu,' emphasizing repeated activity that happens daily.
Katru dienu es eju uz darbu.
Every day, I go to work.
In this example, 'dienu' is used to specify a particular day in the past, as the object of remembrance or thought, in the accusative case.