The antonyms for the word "more appreciated" would be less valued, unimportant, insignficant, ignored and overlooked. When we say that something is appreciated, we mean that it is respected, admired and acknowledged for its worth. On the other hand, when we say that something is less appreciated, it means that it is not given the same level of importance or recognition. In our daily lives, we come across situations where some actions, ideas or even individuals are not appreciated enough. It is important to recognize and appreciate the worth of people and their contributions, as it can significantly improve their motivation and self-esteem.