This is the 457th most frequent Latvian word.
nedēļu
The Latvian word "nedēļu" means "week" (accusative singular form).
In this sentence, "nedēļu" is used in the accusative case to indicate the duration of an action, describing how long something lasted.
Es pavadīju nedēļu pie jūras.
I spent a week at the sea.
Here, "nedēļas" is used in the genitive case to express the passage of time, specifically referring to 'a week ago'.
Tas notika pirms nedēļas.
It happened a week ago.
In this context, "nedēļu" is part of a compound noun phrase that refers to something pertaining to a week, here describing a plan.