Vileplume can learn the following moves through level-up:
* Normal:
* Absorb
* Acid
* Growth
* Petal Dance
* Sleep Powder
* Solar Beam
* Stun Spore
* Synthesis
* Toxic
* Vine Whip
* Grass:
* Energy Ball
* Leaf Storm
* Magical Leaf
* Razor Leaf
* Seed Bomb
* Solar Beam
* Spore
* Worry Seed
* Poison:
* Acid
* Sludge Bomb
* Toxic
* Fairy:
* Moonblast
* Other:
* Ancient Power
* Confide
* Dragon Pulse
* Extrasensory
* Flash Cannon
* Giga Drain
* Hidden Power
* Light Screen
* Nature Power
* Protect
* Reflect
* Rest
* Shadow Ball
* Signal Beam
* Substitute
* Sunny Day
* Swift
* Thunderbolt
* Thunder Wave
* Trick Room
* Weather Ball
* Will-O-Wisp
Vileplume can learn the following moves through TM/TR:
* Normal:
* Facade
* Frustration
* Return
* Safeguard
* Secret Power
* Strength
* Swagger
* Thief
* U-turn
* Fighting:
* Brick Break
* Close Combat
* Cross Chop
* Low Kick
* Superpower
* Flying:
* Aerial Ace
* Air Slash
* Feather Dance
* Fly
* Hurricane
* Peck
* Roost
* Sky Attack
* Tailwind
* Torment
* Poison:
* Acid
* Cross Poison
* Poison Jab
* Sludge Bomb
* Sludge Wave
* Toxic
* Ground:
* Bulldoze
* Earthquake
* Mud Bomb
* Mud-Slap
* Precipice Blades
* Rock Tomb
* Stealth Rock
* Rock:
* Ancient Power
* Explosion
* Rock Blast
* Rock Slide
* Stone Edge
* Rock Throw
* Bug:
* Bug Buzz
* Pin Missile
* U-turn
* Ghost:
* Shadow Ball
* Shadow Claw
* Spectral Thief
* Steel:
* Flash Cannon
* Iron Head
* Fire:
* Ember
* Fire Blast
* Flamethrower
* Heat Wave
* Lava Plume
* Overheat
* Scald
* Water:
* Aqua Jet
* Hydro Pump
* Muddy Water
* Surf
* Waterfall
* Water Pulse
* Grass:
* Energy Ball
* Leaf Storm
* Razor Leaf
* Seed Bomb
* Solar Beam
* Spore
* Electric:
* Discharge
* Electric Terrain
* Thunder
* Thunderbolt
* Thunder Wave
* Psychic:
* Future Sight
* Psychic
* Psycho Cut
* Psybeam
* Shadow Ball
* Ice:
* Blizzard
* Ice Beam
* Ice Shard
* Ice Punch
* Dragon:
* Draco Meteor
* Dragon Pulse
* Outrage
* Dark:
* Crunch
* Dark Pulse
* Night Slash
* Snatch
* Sucker Punch
* Thief
* Fairy:
* Dazzling Gleam
* Moonblast
* Status:
* Calm Mind
* Defog
* Double-Edge
* Facade
* Frustration
* Heal Bell
* Light Screen
* Protect
* Reflect
* Rest
* Substitute
* Toxic
* Will-O-Wisp
Vileplume can also learn the following moves through breeding:
* Normal:
* Covet
* Double-Edge
* Extreme Speed
* Facade
* Frustration
* Growl
* Howl
* Last Resort
* Quick Attack
* Return
* Screech
* Sing
* Snore
* Tail Whip
* Take Down
* Work Up
* Fighting:
* Brick Break
* Bulk Up
* Drain Punch
* Focus Blast
* High Jump Kick
* Low Kick
* Mach Punch
* Power-Up Punch
* Submission
* Superpower
* Flying:
* Aerial Ace
* Air Slash
* Brave Bird
* Drill Peck
* Feather Dance
* Fly
* Hurricane
* Peck
* Roost
* Sky Attack
* Tailwind
* Torment
* Poison:
* Acid
* Cross Poison
* Poison Jab
* Sludge Bomb
* Sludge Wave
* Toxic
* Ground:
* Bulldoze
* Dig
* Earthquake
* Mud Bomb
* Mud-Slap
* Precipice Blades
* Rock Tomb
* Stealth Rock
* Rock:
* Ancient Power
* Explosion
* Rock Blast
* Rock Slide
* Stone Edge
* Rock Throw
* Bug:
* Bug Buzz
* Pin Missile
* U-turn
* Ghost:
* Lick
* Shadow Ball
* Shadow Claw
* Spectral Thief
* Steel:
* Flash Cannon
* Iron Head
* Fire:
* Ember
* Fire Blast
* Flamethrower
* Heat Wave
* Lava Plume
* Overheat
* Scald
* Water:
* Aqua Jet
* Hydro Pump
* Muddy Water
* Surf
* Waterfall
* Water Pulse
* Grass:
* Energy Ball
* Leaf Storm
* Razor Leaf
* Seed Bomb
* Solar Beam
* Spore
* Worry Seed
* Electric:
* Discharge
* Electric Terrain
* Thunder
* Thunderbolt
* Thunder Wave
* Psychic:
* Future Sight
* Psychic
* Psycho Cut
* Psybeam
* Shadow Ball
* Ice:
* Blizzard
* Ice Beam
* Ice Shard
* Ice Punch
* Dragon:
* Draco Meteor
* Dragon Pulse
* Outrage
* Dark:
* Crunch
* Dark Pulse
* Night Slash
* Snatch
* Sucker Punch
* Thief
* Fairy:
* Dazzling Gleam
* Moonblast
* Status:
* Amnesia
* Calm Mind
* Confide
* Defog
* Double-Edge
* Facade
* Frustration
* Heal Bell
* Light Screen
* Protect
* Reflect
* Rest
* Substitute
* Toxic
* Will-O-Wisp
This is a comprehensive list, but please note that some moves may be unavailable based on the game generation or restrictions. You can find more detailed information on specific move details and compatibility on websites like Bulbapedia or Serebii.net.