This is the 158th most frequent Indonesian word.
pekan
Week.
In this sentence, 'pekan' means 'week', referring to a regular weekly schedule.
Saya pergi ke pasar setiap pekan.
I go to the market every week.
Here, 'pekan' is used in the context of a specific event named 'sports week'.
Pekan olahraga akan diadakan bulan depan.
The sports week will be held next month.
In this case, 'pekan' is part of the term 'pekan raya', which refers to a 'fair or expo', a specific type of event.