Chikorita -- Chikoriita
Bayleef -- Beiriifu
Meganium -- Megeiniamu
Cyndaquil -- Sindakuiru
Quilava -- Kuiraaba
Typhlosion -- Taifuroushion
Totodile -- Totodairu
Croconaw -- Kurokonaa
Feraligatr -- Firarigeitaa
Sentret -- Sentoretto
Ferret -- Feretto
Hoothoot -- Huutohuuto
Noctowl -- Nokutaworu
Ledyba -- Rediba
Ledian -- Redian
Spinarak -- Supinarakko
Ariados -- Ariadosu
Crobat -- Kurobatto
Chinchou -- Chinchou
Lanturn -- Rantaan
Pichu -- Pichu
Cleffa -- Kurefa
Igglybuff -- Iguribafu
Togepi -- Togepi
Togetic -- Togetikku
Natu -- Natu
Xatu -- Zatu
Mareep -- Mariipu
Flaaffy -- Furaafii
Ampharos -- Anfarosu
Bellossum -- Berosamu
Marill -- Mariru
Azumarill -- Azumariru
Sudowoodo -- Sudowuudo
Politoed -- Poritoudo
Hoppip -- Hopipu
Skiploom -- Sukippuruumu
Jumpluff -- Janpurafu
Aipom -- Eipamu (or maybe Aipamu)
Sunkern -- Sankaan
Sunflora -- Sanfuroura
Yanma -- Yanma
Wooper -- Wupaa
Quagsire -- Kuwagosaiya
Espeon -- Esupiyon
Umbreon -- Anburiyon
Murkrow -- Maakurou
Slowking -- Suroukingu
Misdreavus -- Misudoriibasu
Unown -- Anoun
Wobbuffet -- Waabafetto
Girafarig -- Girafarigu
Pineco -- Painko
Forretress -- Forettoreso
Dunsparce -- Dansupaasu
Gligar -- Guraiga
Steelix -- Sutiirikkusu
Snubbull -- Sunaburu
Granbull -- Guranburu
Qwilfish -- Kuwirufishu
Scizor -- Sizoru
Shuckle -- Shakkuru
Heracross -- Herakurosu
Sneasel -- Suniizaru
Teddiursa -- Tediurusa
Ursaring -- Urusaringu
Slugma -- Suraguma
Magcargo -- Magukaago
Swinub -- Suwinabu
Piloswine -- Pirosuwainu (or maybe Pairosuwainu)
Corsola -- Korusora
Remoraid -- Remoreido
Octillery -- Okutirarii
Delibird -- Deribaado
Mantine -- Mantiin
Skarmory -- Sukaamori
Houndour -- Haundaoru
Houndoom -- Haunduumu
Kingdra -- Kingudora
Phanpy -- Fanpi
Donphan -- Donfan
Porygon2 -- Porigon2 {The 2 is "Tsuu"}
Stantler -- Sutantoraa
Smeargle -- Sumiiruguru
Tyrogue -- Tairougu
Hitmontop -- Hittomontappu
Smoochum -- Sumuuchamu
Elekid -- Erekiddo
Magby -- Magubi
Miltank -- Mirutanku
Blissey -- Burisi
Raikou -- Raikou
Entei -- Entei
Suicune -- Suikun
Larvitar -- Raabitaa
Pupitar -- Pupitaa (or maybe Piupitaa)
Tyranitar -- Tairanitaa
Lugia -- Rugia
Ho-Oh -- Houou
Celebi -- Serebii
Well, that's the list! again, I hope it helped!
Melissa ^_^
Big thanks to you Melissa!