What is another word for pentadecagon?
Pronunciation: [pˈɛnte͡ɪdkəɡən] (IPA) 
Pentadecagon is a term that refers to a 15-sided polygon. When it comes to synonyms, there are quite a few words that can be used interchangeably with pentadecagon. For instance, you can use the word heptadecagram, which is a combination of the words hepta (which means seven) and decagon (which means 10). Alternatively, you can use quindecagon, which is derived from the Latin word quinque (which means five) and decagon. Other synonyms include fifteen-gon, 15-gon, and fifteenth polygon. While these terms may not be as commonly used as pentadecagon, they are still valid alternatives for referring to a 15-sided polygon.
