tutees tuteur tutted tutter tuttis tuttut u-dise u-turn udders udepts uderns uderts udesti udipur ufinet ufreet undeep under- underf underi undern unders undetd undies undine undipt undret undset undure undurn undust uneste unfeed unfere unfest unfete unfine unfist unfree unfret uniden uninet uniped unipen uniper unired unisee unisun unisur unisus united uniter unites unnedd unnest unnitt unpend unpens unpent unpins unpuff unpure unrede unreft unrein unrent unreps unrest unride unrife unrind unripe unrips unrude unrufe unseen unsees unsene unsent unsers unsete unsets unsett unsins unsned unsped unspen unspin unspit unspun unstep unsued unsuit unsuni unsure unsuri untent untied untier unties untine untint untire untree untrue untune unturf unturn unured unused up-dip up-end up-put up-sun upends upfeed upinit upness uppent uppers uppest uprend uprest upreti upripe uprise uprist upseed upsees upsend upsert upsete upsets upside upspin upstep upstir upsurt uptene uptied upties upturn upupid urdens urdeur urdite ureide urenui uresis uresun ureter urette urines urisee urites uritis urnest urries ursids ursine ursini ursins urstep urtite urturn uruffe urundi uruppu uruses usdept usedup usenet userer userid userin usesup useter usines usiris ussess ussies ussuri ustept usteri usterr ustert ustren ustupu usturi usueni usured usurei usurer usures usurps utendi uterus uteute utrine utside utters uttini uturns