Related Clues:

• Neither feminine nor masculine
• Fix at the vet's
• Like "it"
• Neither masculine nor feminine, in grammar
• Neither M nor F
• Word paired with "spay"
• Spay one's mutt here in the centre
• Sexless: imagine uterus partially removed
• Heroic Leander oddly dismissed as unmanly
• Cases for neuroscience unit emergency room doctor
• Like the German "das"