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

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

• sponging-house
• sponging-houses
• spongins
• spongiose
• spongious
• spongoid
• spongologies
• spongologist
• star map
• star maps
• starmonger
• starmongers
• starn
• starnie
• starnies
• star-nosed mole
• star-nosed moles
• starns
• star of Bethlehem
• Star of David
• Star of Davids
• star-of-the-earth
• starosta
• starostas
• starosty