The antonyms for the word "subject to cure" refer to situations or conditions that are incurable or permanent. Some of the antonyms for this phrase include "chronic," "incurable," "irremediable," and "terminal." These words suggest a sense of hopelessness or despair, indicating that the condition at hand is not something that can be easily cured or treated. Other antonyms for "subject to cure" include "untreatable," "non-reversible," and "endemic," which all imply that the condition is pervasive and persistent. In contrast, synonyms for "subject to cure" include "manageable," "reversible," "treatable," and "curable," all of which suggest a greater degree of hope and optimism for potential treatment and recovery.