know-how 
(nōhou′)
(nōhou′)n.
The knowledge and skill required to do something correctly. See Synonyms at skill.
- geographic
- geographical
- geographically
- geographic information system
- geographic mile
- geography
- geoid
- geoidal
- geologic
- geological
- geologically
- geologic time
- geologist
- geologize
- geology
- geomagnetic
- geomagnetically
- geomagnetic equator
- geomagnetic pole
- geomagnetic reversal
- geomagnetic storm
- geomagnetism
- geomancer
- geomancy
- geomantic