Related Clues:

• Asexual
• Render ineffective
• It's gender
• Spay
• Neither masculine nor feminine
• Anglo-Saxon tax
• Pronoun category
• Neuter, as a male horse
• A gender
• Usual gender of inanimate objects
• Render impotent
• Sterile, in a way
• Like the German 'das'
• Neuter, as a horse
• Desex