thalweg or talweg /tälˈveg, -vāhh/ (geology)

1. The longitudinal profile of the bottom of a river bed
2. The middle of a main navigable waterway, acting as a boundary between states

• deathy
• deattribute
• deattributed
• deattributes
• deattributing
• deave
• deaved
• deaves
• deaving
• deaw
• deawie
• deawy
• deb
• debacle
• debacles
• debag
• debagged
• debagging
• debaggings
• debags
• debar
• debarcation
• debarcations
• debark
• debarkation