- gazelle
- gazer
- gazette
- gazetteer
- gazing-stock
- gazogene
- gazophylacium
- gazpacho
- gazump
- gazumper
- gazumping
- gb
- gc
- gce
- gcse
- gdp
- gdr
- geanticlinal
- geanticline
- geaphysic element
- gear
- gear assembly
- gear blank
- gear box
- gear casing
- gear chain
- gear clutch
- gear compressor
- gear cone
- gear contact
- gear cover
- gear crank
- gear cutter
- gear cutting
- gear diameter
- gear direct
- gear drive
- gear fabrication
- gear generating
- gear grease
- gear head
- gear hob
- gear hobber
- gear hobbing
- gear housing
- gear hub
- gear idler
- gear knob
- gear lathe
- gear lever
- gear lock
- gear lubricant
- gear master
- gear mesh
- gear milling
- gear oil
- gear planer
- gear puller
- gear pullers
- gear pump
- gear quadrant
- gear range
- gear ratio
- gear reducer
- gear reduction
- gear segment
- gear set
- gear shaft
- gear shaper
- gear shaping
- gear shaving
- gear shift
- gear system
- gear teeth
- gear test
- gear tester
- gear thrust
- gear tooth
- gear train
- gear transmission
- gear turbine
- gear unit
- gear wheel
- gear wheels
- gear-case
- gear-change
- gear-level
- gear-motor
- gear-pinion
- gear-stick
- gear-work
- gearbox
- gearbox housing
- gearchange cables
- geared
- geared hoist
- geared power
- geared-up
- gearing
- gearing adjustment