This is the 248th most frequent Latvian word.
kāpēc
"Why"
In this sentence, 'kāpēc' is used to inquire about the reason for an action not occurring in the past.
Kāpēc tu neieradies vakar uz tikšanos?
Why didn't you come to the meeting yesterday?
Here, 'kāpēc' is used within a reported speech to ask about the reason for someone's action.
Es nezinu, kāpēc viņš izdarīja tā.
I don't know why he did that.
This instance of 'kāpēc' introduces a rhetorical or suggestive question, encouraging an action or event.