Bursting out crying is a sudden and intense emotional response. It can be triggered by joy, sadness, frustration, or relief. There are many synonyms for this expression, and they all convey different degrees of emotion or intensity. Some common synonyms for burst out crying are weeping, sobbing, wailing, bawling, blubbering, howling, and whimpering. Each of these words can describe a specific aspect of crying, such as the duration, loudness, or pitch of the tears. Other related expressions include breaking down, losing composure, melting down, or being overcome with emotion. No matter how you describe it, crying is an essential human response to stress, loss, or happiness.