pingo /pingˈgō/

A large cone-shaped mound having a core of ice formed by the upward expansion of freezing water surrounded by permafrost

• square-sails
• square sausage
• square shooter
• square shooters
• square shooting
• square-shouldered
• squarest
• square-toed
• square-toes
• square up
• square up to
• squarewise
• squarial
• squarials
• squaring
• squarings
• squaring the circle
• squaring the quadrature of the circle
• squarish
• squarrose
• squarson
• squarsonage
• squarsonages
• squarsons
• squash