1. Lacking due respect or dutifulness
   "an undutiful son"
   - impious

See also: disrespectful, undutifulness

• glacial epoch
• glacial period
• glacially
• glaciate
• glaciated
• glaciation
• glacier
• glacier lily
• glacis
• glacé
• glad
• glad eye
• glad hand
• glad rags
• gladden
• gladdened
• gladdon
• gladdon iris
• glade
• glade fern
• glade mallow
• gladfulness
• gladiator
• gladiatorial
• gladiola