Life giving is a term that refers to anything that provides sustenance, nourishment or vitality to living organisms. Synonyms for life giving include life-sustaining, life-affirming, life-preserving, life-promoting, life-nurturing, life-enhancing, and life-revitalizing. These terms describe the ability of a substance or situation to support and promote healthy living. For example, fresh water, clean air, nutritious food, and a supportive community are all life-giving factors. On the other hand, things that are harmful or toxic are considered life-threatening. These synonyms emphasize the importance of living in a healthy and supportive environment to promote a good quality of life.