brougham /brooˈəm, brōˈəm or broom/

1. A one-horse closed carriage, named after Lord Brougham (1778–1868)
2. An early motor car with uncovered driver's seat

• irriguous
• irrision
• irrisions
• irrisory
• irritabilities
• irritability
• irritable
• irritable bowel syndrome
• irritableness
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• irritably
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• irritating
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• irritation
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• irritator