The phrase "treasurer's chex" is typically used to describe a check that has been issued and signed by an organization's treasurer. This type of check can be used for a variety of purposes, such as paying bills or reimbursing expenses. Some of the synonyms that could be used for "treasurer's chex" include "treasurer's check," "treasury check," "treasury warrant," or "treasury draft." These terms all refer to a financial instrument that has been issued or authorized by a treasurer or treasury department, and they are commonly used in both government and business contexts. Other similar terms may also be used depending on the specific situation or region.