dolina /dō-lēˈnə/ or doline /dō-lēnˈ/ (geology)

A swallow hole

• catarrhs
• catasta
• catastas
• catastases
• catastasis
• catastrophe
• catastrophes
• catastrophe theory
• catastrophic
• catastrophically
• catastrophism
• catastrophisms
• catastrophist
• catastrophists
• catatonia
• catatonias
• catatonic
• catatony
• catawba
• catawbas
• Catayan
• catbird
• catbirds
• catboat
• catboats