The antonyms for "life beginning" could be "death end," "cessation," "destruction," "extinction," or "termination." While "life beginning" usually conveys a sense of hope, renewal, and vitality, these antonyms suggest an ending, a finality that cannot be reversed. For example, death is the opposite of life, and the end of one's life represents the end of their "life beginning" as well. Cessation implies a stopping or a pause, while destruction and extinction imply a total annihilation. Termination, on the other hand, suggests a deliberate ending, often in the context of relationships, jobs, or contracts. In conclusion, these antonyms remind us of the cyclical nature of life and the inevitability of its eventual end.