The word ridiculous means something that is absurd, laughable, or foolish. There are several synonyms for the word ridiculous that can be used in different situations. Some of the synonyms for ridiculous are preposterous, nonsensical, ludicrous, farcical, and comical. If someone is acting in a silly or foolish manner, they can be described as absurd or nonsensical. Similarly, if a situation seems unreal or difficult to believe, it can be described as preposterous or ludicrous. On the other hand, something that is meant to be funny or amusing can be described as comical or farcical. These synonyms can help add variety and interest to your writing or conversation.