Share-based is a term commonly used to describe compensation or financial transactions involving shares of stock. However, there are a few synonyms for this term that one might use in specific contexts. Some possible alternatives include equity-based, stock-based, and ownership-based. Equity-based refers to any compensation or financial transaction involving ownership in a company, while stock-based specifically refers to the use of shares of stock as the compensation or currency. Ownership-based is a more general term that encompasses any transaction or compensation that involves an ownership interest in a business, whether it's through shares of stock or another form of ownership.