private void Update()
    {
        var x = target.transform.position.x;
        var y = target.transform.position.y;

        switch (word)
        {
        case "on":
            break;

        case "off":
            break;

        case "light":
            break;

        case "speaker":
            break;

        case "light on":
            x -= speed;
            petController.lightsOn();
            word = "";
            break;

        case "light off":
            x += speed;
            petController.lightsOff();
            word = "";
            break;

        case "speaker on":
            y -= speed;
            petController.speakerOn();
            word = "";
            break;

        case "speaker off":
            y += speed;
            petController.speakerOff();
            word = "";
            break;

        default:
            break;
        }

        target.transform.position = new Vector3(x, y, 0);
    }