impious

Từ điển WordNet v3.1 - WordNet Dictionary

adjective

1. lacking piety or reverence for a god (Freq. 2)
• Ant:
pious
• Similar to:
godless, irreverent
• See Also:
irreligious, profane, secular, wicked
• Derivationally related forms:
impiousness
• Attrubites:
piety, piousness
2. lacking due respect or dutifulness
- impious toward one's parents
- an undutiful son
• Syn:
undutiful
• Similar to:
disrespectful
• Derivationally related forms:
undutifulness (for: undutiful), impiousness