kilderkin /kilˈdər-kin/ (obsolete)

1. A small cask
2. A liquid measure of 18 gallons

• polyaniline
• polyanthus
• polyanthuses
• polyarch
• polyarchies
• polyarchy
• polyatomic
• polyaxial
• polyaxials
• polyaxon
• polyaxonic
• polyaxons
• polybasic
• polycarbonate
• polycarbonates
• polycarpic
• polycarpous
• polycarpy
• polycentric
• Polychaeta
• polychaete
• polychaetes
• polychlorinated
• polychlorinated biphenyl
• polychloroprene