The phrase "blows to kingdom come" is an expression that describes a violent explosion or destruction of something completely. Synonyms for this phrase include "blown to bits," "shattered to pieces," "obliterated," "annihilated," "demolished," or "destroyed beyond recognition." These words and phrases highlight the severity and devastating impact of such an explosion or destruction. They evoke feelings of chaos, loss, and horror. Whether used in reference to a physical disaster or a metaphorical one, these synonyms can effectively convey the emotional impact of a catastrophic event.