katabothron /kat-ə-bothˈron/ or katavothron /ka-tavˈo-thron/

An underground water channel

• cowbird
• cowbirds
• cow blackbird
• cow blackbirds
• cowboy
• cowboy boots
• cowboys
• cow-calf
• cow-calves
• cowcatcher
• cowcatchers
• cow-chervil
• cow-chervils
• cow cocky
• cow college
• cow colleges
• cowdie-gum
• cowdie-pine
• cow-dung
• cowed
• cower
• cower away
• cowered
• cowering
• coweringly