Synonyms for the word "unrebukable" highlight various aspects of untouchable righteousness and faultlessness. These include terms such as "irreproachable", conveying an impeccable character beyond reproach. Similarly, "impeccable" emphasizes flawlessness and faultless behavior. "Blameless" underlines the absence of any wrongdoing or guilt. Another synonym, "infallible", signifies absolute reliability and a complete absence of mistakes. Furthermore, "incorruptible" suggests an individual with steadfast integrity, impervious to moral corruption. Lastly, "unimpeachable" denotes an individual whose character is beyond any accusation or doubt. Collectively, these synonyms embody an individual of high moral standing, impervious to criticism or blame.