1. Without knowledge or intention
   - unwittingly, inadvertently

Antonym: knowingly

• tortious
• tortoise
• tortoise plant
• tortoiseshell
• tortoiseshell butterfly
• tortoiseshell turtle
• tortoiseshell-cat
• tortricid
• tortricid moth
• Tortricidae
• tortrix
• tortuosity
• tortuous
• tortuously
• tortuousness
• torture
• torture chamber
• tortured
• torturer
• torturesome
• torturing
• torturous
• torturously
• torulose
• torus