Here is a list of words in the SpeedChat Plus dictionary beginning with the letter "U". * uber * uberdog * uchiha * ufo * ugh * ugly * ugo * ugone * uh * ukelele * ukeleles * ukulele * ukuleles * ultimate * ultimately * ultimatum * ultimoose * ultra * ultra-popular * ultra-smart * ultracool * ultralord * ultramix * um * umbrella * umbrellas * un-ignore * unable * unafraid * unassuming * unattractive * unattune * unattuned * unavailable * unaware * unbeatable * unbelievable * unbelievably * uncaught * uncertain * unchained * uncharted * uncle * uncles * uncomplicated * unconcerned * uncool * und * un