Synonyms: impious
Definition: lacking piety or reverence for a god
Similar words: godless, irreverent
Definition: not revering god
Definition: lacking due respect or dutifulness
Usage: impious toward one's parents; an undutiful son
Similar words: disrespectful
Definition: exhibiting lack of respect; rude and discourteous
Usage: remarks disrespectful of the law; disrespectful in the presence of his parents; disrespectful toward his teacher