curls ucrls cruls rculs urcls rucls culrs uclrs clurs lcurs ulcrs lucrs crlus rclus clrus lcrus rlcus lrcus urlcs rulcs ulrcs lurcs rlucs lrucs cursl ucrsl crusl rcusl urcsl rucsl cusrl ucsrl csurl scurl uscrl sucrl crsul rcsul csrul scrul rscul srcul urscl ruscl usrcl surcl rsucl srucl culsr uclsr clusr lcusr ulcsr lucsr cuslr ucslr csulr sculr usclr suclr clsur lcsur cslur sclur lscur slcur ulscr luscr uslcr sulcr lsucr slucr crlsu rclsu clrsu lcrsu rlcsu lrcsu crslu rcslu csrlu scrlu rsclu srclu clsru lcsru cslru sclru lscru slcru rlscu lrscu rslcu srlcu lsrcu slrcu urlsc rulsc ulrsc lursc rlusc lrusc urslc ruslc usrlc surlc rsulc srulc ulsrc lusrc uslrc sulrc lsurc slurc rlsuc lrsuc rsluc srluc lsruc slruc
Note: these 'words' (valid or invalid) are all the permutations of the word curls. These words are obtained by scrambling the letters in curls.