quiddity /kwidˈi-ti/ or (archaic) quiddit /kwidˈit/

1. The inherent nature or essence of anything
2. Any trifling nicety
3. A quibble

• decahedral
• decahedron
• decahedrons
• decal
• decalcification
• decalcified
• decalcifies
• decalcify
• decalcifying
• decalcomania
• decalcomanias
• decalescence
• decalescences
• decalitre
• decalitres
• decalogist
• decalogists
• decalogue
• decalogues
• decals
• Decameron
• decameronic
• decamerous
• decametre
• decametres