zug, lake of
zugspitze
zugzwang
Merriam-Webster's Collegiate Dictionary:
zug
or French
Zoug
geographical name
1.
canton N
central
Switzerland
area
92
square miles
(238
square kilometers
),
population
84,742
2.
commune, its capital, on Lake of Zug
population
21,752
Free On-line Dictionary of Computing:
zug
A low-level Awk(?) from Geac.
(1995-01-23)