Ganache is a rich and indulgent chocolate mixture that can be used in a variety of desserts including cakes, truffles, and pastries. While the word ganache itself may not have any synonyms, there are a variety of words that can be used to describe the delicious treat. For example, some may refer to ganache as a chocolate cream, while others may describe it as a chocolate filling or topping. Other words that can be used to describe ganache include fudge, icing, and glaze. No matter which term you use to describe it, ganache is sure to add a decadent and irresistible touch to any dessert.