Bletting is a term used to describe the process of allowing fruits to ripen until they become soft and slightly rotten. While not the most pleasant-sounding word, there are several synonyms that can be used in its place. Some options include over-ripening, mellowing, maturation, and fermentation. Each of these words can be used to describe the natural process of fruits becoming more flavorful and easier to eat as they age. While the word bletting may not be commonly used in everyday conversation, understanding its meaning and its synonyms can help expand one's vocabulary and appreciation of language.