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

An underground water channel

• graphitizes
• graphitizing
• graphitoid
• graphium
• graphiums
• graphologic
• graphological
• graphologies
• graphologist
• graphologists
• graphology
• graphomania
• graphomanias
• graphophobia
• graphophobias
• graph paper
• graph plotter
• graph plotters
• graphs
• -graphy
• grapier
• grapiest
• graping
• graple
• grapled