The term "brake silence" refers to breaking the silence or ending a period of silence. The antonym of this phrase would be "maintain silence" or "keep quiet". It means to refrain from speaking or making any noise. Another possible antonym is "create noise" or "make a sound". This implies making deliberate noise or sound that is loud enough to disrupt any silence around. In different contexts, antonyms for "brake silence" could also include "continue discussion," "resume activity," "start talking," or "break the ice." Ultimately, the choice of antonym will depend on the context and the desired effect of the communication in question.