Broom, Doom, Beam, Team, all the -ism words (like catholism and absolutism), freedom, gum etc etc.
Some six letter words ending in I are:alkalialumnibanzaibikinikabukipirogisafariscampiwasabi
Some five letter words ending in k include:slackstackstinkstunktrucktrunk
Some six letter words ending in U are:bureaugateaulandaumilieumuumuu
Some six letter words ending in K are:attackdamaskembarkhijackremarkshriekshrink
Some six letter words ending in R are:antleranswerbeaverbetterbitterborderbutlerbuttercratercursorcuterfalterfiltergarterhamperhatterhealerheaterhotterjuniorkinderladderlardermurderporterpotter
Some three letter words ending in Y are:anybaybuycaycoycrydaydryfryflygayguyhayheyjayjoykeylaymaypayraysaysoyshyslyspystywaywhywry
Some words ending in EX are:apexcomplexduplexflexhexibexlurexsextelexvex
Some words ending with the letter Y:alleyangryanybaybeautybellybullybunnybuycaychattychillychimneychutneycityclammyclarityclayclumsycoycrycurlydaydiarydizzydonkeydopeydrearydroopydrydutyearlyeasyenergyeveryfairyfancyflurryflyforayfrayfrillyfryfudgyfunnyfurrygalaxygaygloomyglorygorygraygullygummyguyhairyhayheavyheyhollyholyhurryjayjazzyjellyjerseyjoyjurykellykeykinkykitschykittyklutzylatelylaylibertylibrarylobbylovelylowlyluckylumpymajestymanymaymercurymelancholymemorymiserymoldymoneymonkeymurkynannynastynavynaynearlyneatlyneedynicelyniftynightlynimblyninetynobodynuttypansypantrypartypaypennypettyplayponyprayprettypunyputtyracyrainyrallyrayreadyreallyrefineryrelayrelyremedyreplayriskyrockyrosaryrubyrunnyrustysandysashaysavvysayshinyshysillyskyslysorrysoyspottyspryspystorystysunnysurveyswaytackytallytangytastytawdryteddytemporarytenacitytendencyterrytheythirstythirtythriftytinytodaytoytrulytrustytummyturkeytyrannyuglyuncannyundulyunifyunityuniversityunlikelyunluckyunrulyuppityusuallyusuryutilityvalleyvarietyvarsityvaryveracityverifyversatilityveryvestryvirtuallywarywavywaywheywhywillowywinerywintrywryxerographyyearlyyeastyyesterdayyuckyyummyzanyzestyzingyzippyzoologyzymurgy
Some five letter words ending in "l" include:availlevelwheeltrialtrillbevelbroilspellspoilspillkrillpupil
Some five letter words ending in AT are:bleatbloatcaratcheatcleatfloatgloatpleatsplatsquatsweattreatwheat
Some Scrabble words that end with O are:banjocockatoocombocommandocuriododominodumbodynamoechogizmogogoohalohelloherokangarookazookiddokilokimonomemonopatiopeekaboopotatoradiorodeosotattoototomatotootornadotorsotriovetovideovirtuosowhowooyahoozerozoo
Here are some 6 letter words ending with T:absentassentbulletcarrotclientdeportdesertdecentexpertexportexpertforgetfaucetferretfreightgobletheighthornetindentimportimpartjacketknightlatentlariatlocustlatestmalletmarketmagnetmaggotnitwitnonfatorientoccultoffsetoutletoutfitpotentpatentpulpitpocketparentparrotpelletresultresortresentrepentregretrelentsecretscriptsplintsquintsummitsquirtspirittalentunseatvacantvelvetwalletyogurt