The phrase "lamb to the slaughter" is commonly used to describe a person who is unsuspectingly led to their doom. Synonyms for this phrase include "innocent victim," "unwitting sacrifice," and "unintentional martyr." Other related phrases include "led to the slaughter," "fallen prey," and "doomed to destruction." These phrases all convey a sense of helplessness and vulnerability, highlighting the tragic nature of the situation. Whether used in literature or everyday language, these synonyms remind us of the sometimes heart-wrenching consequences of trusting the wrong people or failing to recognize danger in our midst.