The antonyms for the phrase "brings back life" vary depending on the context it is used. Some possible antonyms include "killjoy," "deadening," "monotonous," "numbing," "lethargic," "tedious," "boring," "draining," "tiring," and "exhausting." All these words convey the opposite meaning of rejuvenation, reviving, or revitalizing, and they signify elements that can take away energy, vibrancy, and zest from life. The antonyms for "brings back life" depict the feelings of weariness, dullness, discouragement, or disengagement.