This is the 17397th most frequent Polish word.
zarabiał
"Zarabiał" means "he was earning" in English.
The word 'zarabiał' here refers to an action in the past, indicating the act of earning money.
Kiedyś mój brat zarabiał więcej pieniędzy niż teraz.
Back then, my brother earned more money than he does now.
In this sentence, 'zarabiał' emphasizes the continuous nature of earning money over a period of time.
Przez wiele lat zarabiał na życie jako nauczyciel.
For many years, he earned his living as a teacher.
Here, 'zarabiał' is part of a question about someone's income in the past, its usage reflecting the act of earning money.