quoin /koin/

1. A salient angle, esp of a building
2. A cornerstone, esp a dressed cornerstone
3. A keystone
4. A voussoir (qv)
5. A wedge, esp for locking type in a chase, or for raising a gun

1. To wedge
2. To secure or raise by wedging

quoinˈing noun

• thirstiness
• thirstinesses
• thirsting
• thirstless
• thirsts
• thirsty
• thirteen
• thirteens
• thirteenth
• thirteenthly
• thirteenths
• thirties
• thirtieth
• thirtieths
• thirty
• thirtyfold
• thirtyish
• Thirty-nine Articles
• thirty-second note
• thirty-second notes
• thirtysomething
• thirtysomethings
• thirty-two-bit
• thirty-twomo
• thirty-twomos