The franchise has many examples of portmanteaus, most of them pertaining to the names of the titular creatures.
Gen I Pokemon
- Bulbasaur: Bulb + Dinosaur
- Ivysaur: Ivy + Dinosaur
- Venusaur: Venusnote + Dinosaur
- Charmander: Char + Salamander
- Charmeleon: Char + Chameleon
- Charizard: Char + Lizard
- Squirtle: Squirt + Turtle
- Wartortle: Water + Turtle
- Blastoise: Blast + Tortoise
- Metapod: Metamorphosis + Pod
- Butterfree: Butterfly + Free
- Beedrill: Bee + Drill
- Spearow: Spear + Sparrow
- Fearow: Fear + Sparrow
- Sandshrew: Sand + Shrew
- Sandslash: Sand + Slash
- Oddish: Odd + Radish
- Vileplume: Vile + Plume
- Venonat: Vemon + Gnat
- Venomoth: Vemon + Moth
- Dugtrio: Dug + Trio
- Psyduck: Psychic + Duck
- Golduck: Gold + Duck
- Arcanine: Arcane + Canine
- Tentacool: Tentacle + Cool
- Tentacruel: Tentacle + Cruel
- Geodude: Geode + Dude
- Rapidash: Rapid + Dash
- Slowbro: Slow(poke) + Bro
- Magneton: Magnet + Ton
- Doduo: Dodo + Duo
- Dodrio: Dodo + Trio
- Shellder: Shell + Oyster
- Cloyster: Clamp + Oyster
- Gastly: Gas + Ghastly
- Voltorb: Volt + Orb
- Cubone: Cub + Bone
- Marowak: Marrow + Wack
- Horsea: Horse + Sea
- Seadra: Sea + Hydra
- Seaking: Sea + King
- Staryu: Star(fish) + you
- Starmie: Star(fish) + me
- Magikarp: Magic(k) + Carp
- Vaporeon: Vapor + Eon
- Jolteon: Jolt + Eon
- Flareon: Flare + Eon
- Aerodactyl: Aero + Pterodactyl
- Snorlax: Snore + Lax
- Articuno: Arctic + Unonote
- Zapdos: Zap + Dosnote
- Moltres: Molten + Tresnote
Gen II Pokemon
- Typhlosion: Typhoon + Explosion
- Totodile: Tot + Crocodile
- Croconaw: Crocodile + Gnaw
- Feraligatr: Feral + Alligator
- Noctowl: Nocturnal + Owl
- Bellossom: Bell + Blossom
- Sunflora: Sun(flower) + Flora(l)
- Espeon: Esper + Eon
- Umbreon: Umbral + Eon
- Murkrow: Murky + Crow
- Slowking: Slow(poke) + King
- Forretress: Forest + Fortress
- Dunsparce: Dunce + Sparce
- Steelix: Steel + Onixnote
- Sneasel: Sneak + Weasel
- Slugma: Slug + Magma
- Magcargo: Magma + Cargo
- Swinub: Swine + Nub
- Octillery: Octopus + Artillery
- Delibird: Delivery + Bird
- Skarmory: Sky + Armory
- Houndoom: Hound + Doom
- Kingdra: King + Hydra
- Donphan: Don + Elephan(t)
- Elekid: Electric + Kid
- Miltank: Milk + Tank
Gen III Pokemon
- Treecko: Tree + Gecko
- Torchic: Torch + Chic(k)
- Blaziken: Blaze + Chicken
- Mudkip: Mud + Kip
- Swampert: Swamp + Expert
- Poochyena: Pooch + Hyena
- Mightyena: Mighty + Hyena
- Zigzagoon: Zigzag + Raccoon
- Linoone: Line + Raccoon
- Beautifly: Beautiful + Butterfly
- Dustox: Dust + Tox(ic)
- Seedot: Seed + Dot
- Wingull: Wing + Seagull
- Slakoth: Slack + Sloth
- Vigoroth: Vigorous + Sloth
- Slaking: Slack + King
- Shedinja: Shed + Ninja
- Whismur: Whisper + Murmur
- Loudred: Loud + Dread
- Exploud: Explode + Loud
- Nosepass: Nose + Compass
- Volbeat: Volt + Beat
- Sharpedo: Sharp + Torpedo
- Wailord: Whale (or Wail) + Lord
- Camerupt: Camel + Erupt
- Torkoal: Tortoise + Coal
- Spoink: Spring + Oinknote
- Grumpig: Grumpy + Pig
- Spinda: Spin + Panda
- Trapinch: Trap + Pinch
- Flygon: Fly + Dragon
- Swablu: Swab + Blu(e)
- Seviper: Sever (or Severe) + Viper
- Lunatone: Luna + Stone
- Solrock: Solar + Rock
- Feebas: Feeble + Bass
- Castform: Cast + Transform
- Shuppet: Shadow + Puppet
- Duskull: Dusk + Skull
- Dusclops: Dusk + Cyclops
- Chimecho: Chime + Echo
- Snorunt: Snow + Runt
- Spheal: Sphere + Seal
- Clamperl: Clamp + Pearl
- Huntail: Hunt + Tail
- Gorebyss: Gore + Abyss
- Salamence: Salamander + Malevolence
Gen IV Pokemon
- Turtwig: Turtle + Twig
- Torterra: Tortoise + Terranote
- Chimchar: Chimp + Char
- Infernape: Inferno + Ape
- Empoleon: Emperor + Napoleonnote
- Kricketot: Cricket + Tot
- Kricketune: Cricket + Tune
- Budew: Bud + Dew
- Wormadam: Worm + Madamnote
- Combee: (Honey)comb + Bee
- Floatzel: Float + Weasel
- Cherubi: Cherry + Ruby
- Driftloon: Drift + Balloon
- Purugly: Purnote + Ugly
- Skuntank: Skunk + Tank
- Chatot: Chatter + Tot
- Spiritomb: Spirit + Tomb
- Croagunk: Croaknote + Gunk
- Toxicroak: Toxic + Croak
- Magnezone: Magnet + Zone
- Tangrowth: Tangle + Growth
- Magmortar: Magma + Mortar
- Leafeon: Leaf + Eon
- Glaceon: Glacier + Eon
- Mamoswine: Mammoth + Swine
- Froslass: Frost + Lass
Gen V Pokemon
- Serperior: Serpent + Superior
- Tepig: Tepid + Pig
- Pignite: Pig + Ignite
- Emboar: Ember + Boar
- Samurott: Samuri + Ott(er)
- Liepard: Lie + Leopard
- Whimsicott: Whimsical + Cott(on)
- Unfezant: Unfazed + Pheasant
- Zebstrika: Zebra + Strike
- Swoobat: Swoop + Bat
- Seismitoad: Seismic + Toad
- Krookodile: Crook + Crocodile (with "K" in place of "C")
- Maractus: Maracas + Cactus
- Vanilluxe: Vanilla + Deluxe
- Chandelure: Chandelier + Lure
- Beartic: Bear + Arctic
- Golurk: Golem + Lurk
- Bisharp: Bishop + Sharp
- Heatmor: Heat + Armor
- Durant: Durable + Ant
- Genesect: Generator + Insect
Gen VI Pokemon
- Chespin: Chestnut + Spin
- Chesnaught: Chestnut + Dreadnought
- Delphox: Delphicnote + Fox
- Greninja: Grenadine + Ninja
- Diggersby: Digger + Bunny
- Talonflame: Talon + Flame
- Pyroar: Pyro + Roar
- Meowstic: Meow + Fantastic
- Honedge: Hone + Edge
- Doublade: Double + Blade
- Slurpuff: Slurp + Puff
- Hawlucha: Hawk + Luchanote
- Goodra: Goo + Hydra
- Avalugg: Avalanche + Lug
- Noivern: Noise + Wyvern
Gen VII Pokemon:
- Incineroar: Incinerate + Roar
- Toxapex: Toxic + Apex
- Cosmog: Cosmic + Smog
- Guzzlord: Guzzle + Lord
Gen VIII Pokemon:
- Rillaboom: Gorilla + Boom
- Cinderace: Cinder + Race
- Toxtricity: Toxic + Electricity
- Frosmoth: Frost + Moth
- Obstagoon: Obstacle + Raccoon
Gen IX Pokemon:
- Cyclizar: Cycle + Lizard
- Ceruledge: Cerulean + Edge
- Armarouge: Armor + Rouge
Moves
- Accelerock: Accelerate + Rock
- Acupressure: Acupuncture + Pressure
- Venoshock: Venom + Shock
