The antonyms for the word "more actuating" can be "demotivating," "discouraging," "dampening," or "diminishing." These words suggest the opposite of actuating or motivating, and instead imply a lack of energy, inspiration, or drive. If something is demotivating or discouraging, it can make it challenging to pursue a goal or initiative. Moreover, if something is dampening or diminishing, it can lower one's enthusiasm or vitality for a task or project. In contrast, when something is actuating, it's empowering, uplifting, and energizing, stimulating one's motivation to take action and achieve success.