What does SK stand for?

What does SK mean?

SK	Silent Key Academic & Science » Amateur Radio
SK	Sir Knight Miscellaneous » Awards & Medals
SK	Saskatchewan Regional » Canada Provinces
SK	Still Kissing Internet » Chat
SK	Skein = Hank Miscellaneous » Construction
SK	Slovak Republic Regional » Countries
SK	Stock Knowledge Community » Educational
SK	Shirley Kaiser Community » Famous
SK	St. Louis Field Office Governmental » FBI Files
SK	Swat Kats Miscellaneous » Funnies
SK	Stop Knudsen Miscellaneous » Funnies
SK	Super Kiosk Business » General
SK	Shop Kept Business » General
SK	Scrap Killer Business » General
SK	Sampling Keyboard Computing » Hardware
SK	Slovak Regional » Language Codes (2 Letters)
SK	Savage Killer Community » Law
SK	Suicide Kings Community » Law
SK	Station Keeping Governmental » Military
SK	Survival Kit Governmental » Military
SK	Schnellade Kanone Governmental » Military
SK	StoreKeeper Governmental » Military
SK	Schroet Kommando Governmental » Military
SK	Safety- Kleen Corporation Business » NYSE Symbols
SK	Skeletal Medical » Physiology