The phrase "immure oneself" means to isolate oneself from others or to shut oneself off from the rest of the world. Synonyms for this phrase could include words such as seclude, isolate, withdraw, or sequester oneself. Other alternatives could include the phrases "go into seclusion," "cocoon oneself," or "retreat from society." People may choose to immure themselves for various reasons, such as for personal reflection, healing, or safety. Although isolation can be beneficial in small doses, prolonged immurement can lead to feelings of loneliness and disconnect from the world around us.