1. Not growing old; not appearing to age
   - ageless, unaging

Encyclopedia: Unageing

• marmalade plum
• marmalade tree
• Marmara
• Marmara Denizi
• marmite
• Marmora
• marmoreal
• marmorean
• marmoset
• marmot
• Marmota
• Marmota caligata
• Marmota flaviventris
• Marmota monax
• Marne River
• Maroc
• marocain
• maroon
• maroon-purple
• maroon-spotted
• marooned
• Marplan
• marplot
• Marquand
• marque