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

• carnelian
• carnelians
• carneous
• carnet
• carnets
• carney
• carneyed
• carneying
• carneys
• carnied
• carnier
• carnies
• carniest
• carnifex
• carnifexes
• carnification
• carnifications
• carnificial
• carnified
• carnifies
• carnify
• carnifying
• carnival
• carnivalesque
• carnivals