War - wind
- waste of material
- waste of resources
- waste products
- waste recycling equipment
- waste use of natural resource
- waste utilization
- waste-free production
- waste-free technology
- wasted effort
- wasted years
- wasteful exploitation of natural wealth
- wasteful production
- wasteful program
- wasteful use of natural resource
- wastefulness
- wasteless production
- wasting war
- watch
- watchdog
- watchdog agency
- watchdog body
- watchdog of the treasury
- watchdog on government spending
- watcher
- watchpot
- watchword
- water
- water authorities
- water boundary
- water pollution
- water power resources
- water resources
- water resources development
- water supply
- water transport
- water utilities
- water utilization
- water-cannon
- waterborne ship
- Watergate