master sergeant 
noun
A high rank of non-commissioned officer in the US armed forces.By July, I was getting a fair share of the test hops and getting to know the grizzled old master sergeant who ran the engineering section....
- A senior first lieutenant commanded the FASCO and a master sergeant served as the noncommissioned office in charge.
- Initially, this key faculty element was made up of a mixture of master sergeants, sergeants major, captains and majors.
- overgoverned
- overgoverning
- waterwork
- water-worker
- waterworks
- water worm
- water-worn
- waterwort
- water-wrack
- watery
- watery eye
- watery mouth
- watery triplicity
- Watford
- Watling Street
- WATS
- Watson, Dr
- Watson, James Dewey
- Watson, John Broadus
- Watsonville
- Watson-Watt, Sir Robert
- Watsu
- watt
- wattage
- Watteau, Jean Antoine