The capital of Ohio is Columbus, but there are several other terms that can be used as synonyms for this term. Some of the common synonyms for the capital of Ohio include Buckeye City, Arch City, Cowtown, C-bus, and The Discovery City. Each of these terms has a unique history and meaning behind them, making them an interesting way to refer to the capital of this state. Whether you are a native Ohioan or an out-of-towner, these synonyms can be a fun and creative way to describe the city of Columbus. So, the next time you visit the capital of Ohio, try using one of these synonyms to impress your friends and family.