There are various synonyms for the word "inc.", which is an abbreviation for the word "incorporated". Some of these synonyms include "co," "corp," and "Ltd.". These words often appear at the end of a company's name and are used to indicate that it is a separate legal entity. "Co" is short for "company" and is commonly used in Europe. "Corp" is an abbreviation for "corporation" and is more commonly used in the United States. "Ltd." is short for "limited" and is commonly used in the United Kingdom. These synonyms are often used interchangeably and serve as an important indicator for investors and customers alike, as to whether a company is a legal entity with limited liability or not.