This is the 100th most frequent Indonesian word.
kerja
Work.
In this sentence, 'kerja' functions as a noun, meaning 'job' or 'work'.
Dia mencari kerja di perusahaan besar.
He is looking for a job at a large company.
Here, 'kerja' is part of the verb 'bekerja', which means 'to work'.
Mereka bekerja keras setiap hari untuk mencapai tujuan.
They work hard every day to achieve their goals.
In this context, 'kerja' is a noun, referring to the 'work' done or its results.