Dear-bought is a term used to describe something that has been obtained at a great cost. Some synonyms for dear-bought include pricey, costly, expensive, and valuable. Other synonyms include high-priced, steep, and exorbitant. These words all indicate the same idea - that something has required a significant investment, whether in terms of money or effort. Another synonym for dear-bought could be "hard-earned," which implies that the object, experience or achievement was not easily won. Whatever the synonym, the idea remains the same: dear-bought means that something is not cheap or easy to obtain.