The term MORE SUPPLE can be defined by two crossword solutions, LITHER (6 letters) and LIMBERER (8 letters). LITHER is an adjective meaning 'light, agile, or graceful in movement' while LIMBERER is a noun meaning 'one who limbers or makes supple'. Both words refer to the quality of being flexible and easily bent without breaking. This quality is often desirable in physical activities such as yoga, gymnastics, and dance.