The term "in vests" is commonly used to describe the act of investing or putting money into something with the hope of gaining a return. There are several synonyms for this term that can be used interchangeably and they include phrases like "putting money into," "making an investment," "committing funds," "sinking capital," or "backing a venture." Additionally, synonyms for the term "in vests" can also include phrases like "risking capital" and "putting money at stake," implying that investing always carries a degree of risk. By using synonyms for "in vests" in your writing, you can vary your language and make your content more engaging to your audience.