1. Incapable of being justified or explained
   - indefensible, unjustifiable, unwarrantable, unwarranted

See also: inexcusable

• Namtar
• Namtaru
• Namur
• nan
• Nan Ling
• Nan River
• Nan-chang
• Nan-ning
• nana
• Nanaimo
• Nanak
• nance
• Nancere
• nancy
• nancy boy
• Nancy Freeman Mitford
• Nancy Mitford
• Nancy Witcher Astor
• NAND circuit
• NAND gate
• Nanda Devi
• nandrolone
• nandu
• Nanga Parbat
• nanism