The term 'dressed fussily' can be summarized by the crossword solution 'PREENED, ' which is a 7-letter word. Preening is a behavior in which an animal or person cleans and arranges their feathers, fur, or clothing to make themselves look more attractive. It is often seen in birds, but humans may also preen to make themselves look more presentable. Therefore, the term 'dressed fussily' can be interpreted as someone taking extra care to make sure they look their best.