Posey is a term that is often used to refer to a small bouquet of flowers. However, there are several other words that can be used synonymously with posey. For instance, people can use the word nosegay, which is a term that originally referred to a scented bouquet of flowers. Another synonym for posey is tussie-mussie, which is a small, fragrant bouquet of flowers that is typically given as a gift. People can also use the word corsage as a synonym for posey, particularly if the bouquet is intended to be worn as a decoration on clothing. Ultimately, there are several synonyms for posey that can be used depending on the context in which they are being used.