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

• envermeil
• envermeiled
• envermeiling
• envermeils
• Env. Ext.
• enviable
• enviableness
• enviablenesses
• enviably
• envied
• envier
• enviers
• envies
• en ville
• envious
• enviously
• enviousness
• enviousnesses
• environ
• strictures
• stridden
• striddle
• striddled
• striddles
• striddling