There are numerous synonyms for the word "ten", each with their own unique connotations and applications. Some common synonyms include: decagon, decennial, decuple, decade, denary, and tithe. These words can be used in various contexts, whether it be discussing geometric shapes, time periods, numerical values, and more. Other synonyms for "ten" include "dime", "tenner", "X" (the Roman numeral representation), or simply "the number 10". Whether you are writing a mathematical equation, discussing a decade, or simply counting up to ten, there are many ways to express this common number through the use of synonyms.