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

An underground water channel

• up to the elbows
• up to the eyeballs
• up to the eyebrows
• up to the eyes
• up to the hilt
• up to the knocker
• up to the mark
• up to the minute
• up-to-the-minute
• up-to-the-moment
• up to time
• up to tricks
• up town
• uptown
• uptowner
• uptowners
• uptowns
• up-train
• uptrain
• uptrained
• uptraining
• up-trains
• uptrains
• uptrend
• uptrends