Full-fledged is an adjective used to describe something that has reached its full potential or is fully developed. It can be used to describe a person, an idea, or a product. The term is often used to describe someone who is MATURE and experienced. The crossword solutions for the term full-fledged are MATURE (6 letters) and RIPE (4 letters). Both of these words are synonyms for full-fledged, as they both imply that something has reached its full potential or is fully developed. MATURE implies that something has reached a certain level of development, while RIPE implies that something is ready to be used or consumed.