Susah is a word in the Indonesian language that means difficult or challenging. There are many other words that can be used as synonyms for susah, such as sulit, keruh, rumit, kompleks, dan rumit, all of which express varying degrees of difficulty. Sulit is often used to describe a situation that is hard to overcome or a task that is challenging to complete. Keruh is more often used to describe situations that are murky or complex in nature. Rumit and kompleks are often used when describing a situation that is complicated and requires a lot of effort to navigate. In general, synonyms for susah all have a similar meaning, which is to describe something that is not easy to do.