The word "free" is a common term used to describe something that is not required to be paid for. However, there are many synonyms for this word that convey similar meanings. Some of these include complimentary, costless, chargeless, unpaid, uncharged, and untaxed. Other synonyms include unrestricted, unencumbered, unbound, exempt, and unobstructed. These words describe aspects of freedom, such as lack of limitations or constraints. Additional synonyms may include liberated, emancipated, released, and unshackled. In general, the word "free" can be used in a variety of contexts, and having a diverse vocabulary of synonyms can help to add variety and greater precision in writing and speech.