Abra, Alakazam, Ampharos, Arcanine, Azmarill, Aipom,
Aerodactyl, Articuno
(just from Silver and Red version of the game)
Unown and Ursaring both start with the letter "U".UmbreonUnfezantUnownUrsaringUxie
No Legendary Pokemon begin with the letter B.
palkia, phione, pichu, ponyta, piplup, prinplup, paras, porygon-z, pinsir. Lot of Pokemon
Some 8 letter words that begin with the letter a:aardvarkabnormalabrasionabsenteeabstractacademicaccuracyactivateactivityadditionadditiveadequacyadherentadhesiveadmonishadvisoryaerationagnosticaircraftallergicalmightyalthoughaluminumambitionamortizeamputateanalogueanalyticannounceannuallyappendixappraiseapprovalaquariumarguablyarmchairasbestosastonishathleticaudienceaviatrix
Some clothes that begin with the letter J are:jacketjeansjumper
Some street names that begin with the letter J:JackrabbitJacksonJacquelynJadeJamaicaJamesJamestownJanuaryJasmineJasperJavaJayJeffersonJenniferJeffreyJenkinsJerichoJeromeJerseyJessieJewelJewettJoanneJohnJohnsonJollyJonesJordanJosephJosephineJoyJoyceJuarezJubileeJudgeJudithJuliaJunctionJuniperJupiter
Some adjectives that begin with letter G are:gabbygarrulousgauchegauntgaygenerousgentlegiantgiftedgildedgingerglamorousgloomygoldgooeygoofygorgeousgranitegratefulgreedygreengreygrimgrowngrumpyguiltygulliblegustygutsygypsum
Xatu and Xerneas.
Some 5 letter words that begin with T:tabbytabletabletackytaffytainttakentalontapirtardytarrytastetaunttawnyteachteenyteethtempotenortensetepeetepidtersethanktheftthemetherethesethickthiefthinethingthinkthirdthongthornthreethrewthrobthrowthumbtidaltigertighttinkletitletoasttokentongstoothtopictorchtotaltouchtoughtracetracktradetrailtraintraittramptrashtreattrialtribetricktriketrouttrucktrunktrusttruthtuliptumortwist
Here are some compliments that begin with the letter B:BabeBeastBeautifulBelievableBig-heartedBodaciousBoldBrainyBraveBrazenBrightBrilliant
Some things that begin with the letter O:outhouseoctopusoptometristopalOscarorangeoak treesoliveoctagonovalovariesorangutanopportunitesoccupied territory
Names that begin with the letter G:GeorgeGaryGraceGregGeraldineGrantGrahamGillGilbertGracieGreer