When it comes to finding appropriate words for a particular situation, the phrase "be apropos for" is often used. However, there are several synonymous phrases that can be used instead. For instance, "be suitable for," "be fitting for," "be appropriate for," and "be relevant to" can all be used interchangeably with "be apropos for." These phrases are common in various contexts and can be used in formal and informal settings. It's important to understand the nuance and context of each phrase to ensure that it is used appropriately. By expanding your vocabulary and using different phrases, you can bring variety and depth to your writing or conversation.