Peccability refers to the quality of being liable to error or sin. Its antonyms are therefore words that connote virtuousness, righteousness and infallibility. Some antonyms of peccabilities include infallibility, impeccability, righteousness, sinlessness, blamelessness, and purity. Impeccability suggests someone or something that is completely faultless, while infallibility denotes invincibility against errors or mistakes. Righteousness implies moral uprightness and adherence to ethical standards, while sinlessness denotes a complete absence of wrongdoing. Blamelessness suggests that an individual or object bears no responsibility for any wrong that may have occurred. Purity, on the other hand, refers to the quality of being untainted by flaws, errors or sin.