Onomatopoeia in different languages that is similar to this word : Kerepek, Keropok, Kerupuk, Kropek, Kroub, Krob, Kriab, Kiripik, Kroepoek, Crisp, Sakusaku, etc.
It's an Indonesian
onomatopoeia word for anything crispy, such as crackers and
potato chips/crisps.