Become wrinkled is a term that describes the process of an object or material becoming wrinkled or crumpled. This process can be described by two crossword solutions, 'CRUMBLE' and 'CREASE'. CRUMBLE is a 7 letter word that means to break into small pieces, while CREASE is a 6 letter word that means to form a line or fold in something. Both words describe the process of an object or material becoming wrinkled or crumpled.