return {
    ["non-solid"] = {
        {
            terrainType = "normal",
            forceAction = nil,
            level=0,
            height=0,
            canJump = true
        }
    },
    ice = {
        {
            terrainType = "forceAction",
            forceAction = "slide",
            level=0,
            height=0,
            canJump = false
        }
    },
    water = {
        {
            terrainType = "forceAction",
            forceAction = "fall",
            level=-32,
            height=0,
            damage = 10,
            speedFactor = 0,
        },
        {
            terrainType = "normal",
            forceAction = nil,
            level=-10,
            height=0,
            mustHaveAction = "swim",
            mustDoAction = nil,
            speedFactor = 0.8,
            canJump = true,
            damage = 0,
        },
        {
            terrainType = "normal",
            forceAction = nil,
            level=0,
            height=0,
            mustHaveAction = "run",
            mustDoAction = "run",
            speedFactor = 1,
            canJump = true,
            damage = 0,
        }
    },
    grass = {
        {
            terrainType = "normal",
            forceAction = nil,
            level=0,
            height=16,
            speedFactor = 0.75,
            canJump = false,
        }
    }
}