Water, ice, grass.
rock is one
Ground and Psychic
Ground and psychic type attacks are both super-effective against a poison type pokemon.
Ice, grass, and water.
they don't affect it
Fire is super effective against bug, grass, and steel
Ground type is super effective against electric, fire and rock type Pokémon.
Ground
Actually the Ground is the only super effective type against thunder type pokemon.
ground type Pokemon are super effective against poison type Pokemon.
Ground-types are super effective against electric-type Pokémon.
ground types.
Ground and Psychic
Ground and psychic type attacks are both super-effective against a poison type pokemon.
Psychic and Ground attacks.
ground bug
Ground, Fire, and Fighting.
Water, Ground, Rock