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

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

quiddˈitātive adjective

• antidiuretics
• antidotal
• antidote
• antidotes
• antidromic
• antiemetic
• antiemetics
• antient
• anti-establishment
• anti-fade
• anti-federal
• anti-federalism
• anti-federalist
• anti-federalists
• anti-feedant
• anti-flash
• antifouling
• antifoulings
• antifreeze
• antifreezes
• antifriction
• antifungal
• antifungals
• anti-g
• anti-Gallican