define enquires
Difference Between Enquiry and Inquiry Enquiry vs Inquiry. These days, the two terms are often used interchangeably. However, there is a difference between the two. Enquiry means to ask a question, and inquiry is a formal investigation. Yet another difference lies in the etymological source of the prefixes âenâ and âinâ. âEnâ comes from French, and âinâ from Latin.