Enterprise (noun)

1. A project or undertaking, especially a bold or complex one.
2. A business organization, a company, a corporation.
3. The ability and willingness to develop, organize and manage a business venture or project.

Origin:

From old french enterpise, from latin enterprisa, from the noun enterprisa, from the verb enterprendre ("to undertake"), from inter- + prendre ("to take").

Examples:

1. He is planning to start his own enterprise.
2. This is a successful enterprise.
3. The company is an enterprise that specializes in software development.
4. The government is supporting small enterprises.
5. Enterprise software is designed for large organizations.