The antonyms for "breath life" would be "lifeless," "dead," or "inanimate." Each of these words describes something that lacks the vitality and energy that is associated with life. Lifeless implies a complete absence of life, while dead suggests that something was once alive but is now no longer. Inanimate, on the other hand, refers to objects that were never alive to begin with. While "breath life" is a phrase that often denotes a sense of vibrancy and vitality, its antonyms speak to a lack of energy and dynamism that can be just as impactful in their own right.