1. Quality or degree of being harmless, esp. to health
   - innocuousness, nontoxicity

Derived forms: harmlessnesses

• accessory nerve
• accessory vertebral vein
• Accho
• acciaccatura
• accidence
• accident
• accident surgery
• accident-prone
• accidental
• accidental injury
• accidentally
• accidie
• Accipiter
• Accipiter cooperii
• Accipiter gentilis
• Accipiter nisus
• Accipitridae
• Accipitriformes
• accipitrine
• acclaim
• acclamation
• acclimate
• acclimation
• acclimatisation
• acclimatise