Finer is an adjective used to describe something that is of higher quality or more delicate than the norm. The term can be broken down into four synonyms: THINNER (7 letters), rarer (5 letters), CHOICER (7 letters), and niftier (7 letters). THINNER refers to something that is less dense or has a smaller diameter than usual. Rarer indicates something that is not common or is hard to find. CHOICER implies that something is of superior quality or is more desirable than other options. Lastly, niftier suggests that something is attractive, stylish, or clever.