"Tripetalous" is an uncommon word used to describe flowers with three petals. However, there are several synonyms that can be used instead of "tripetalous" to describe such flowers. These synonyms include trifid, three-lobed, tripartite, three-cleft, tripedal, and tripetalous. The use of these synonyms can add diversity to your writing and make descriptions more engaging. As a writer, exploring different words can not only expand your vocabulary, but also enhance your ability to convey your thoughts more clearly and concisely. Whether you are writing about botany or just looking to add some variety to your writing, these synonyms for "tripetalous" can be a great place to start.