SK
SK is the country code for Slovakia and is also used for the Canadian province of Saskatchewan; in sports jargon it can mean a short kick.
Medical
Miscellaneous
Swat Kats
Storm Kestrel
Supreme Kai
Stop Knudsen
Sunshine Kennels
Samir Kadumi
Saber Knights
Siti Khamsiah
Sari Kultur
Shuddha Kannadiga
Sniper King
Sigma Kappa
Sakura Kid
Super Kingdom
Sonic Krab
Sara Kay
Sir Knight
Stanley And Kristie
Stanley Kubrick
Seto Kaiba
Shinzu Kankyo
Sleater Kinney
Serial Killer
Script Kiddie
Soon Keong
Sex Kitten
Sangguniang Kabataan
Silver Knight
Self Keep
Sith Knight
Sigma Kappa (Sorority)
Skein = Hank
Slovakia (Slovak Republic)
Studio Killers
Survival Knife
Sima Khezrlou
Street King
Silent Killer
Stephen King
Schwere Klasse
Super King
Community
Governmental
Station Keeping
Survival Kit
Schnellade Kanone
Savage Killer
Suicide Kings
Singer Kearfott
StoreKeeper
Schroet Kommando
St. Louis Field Office
Academic & Science
Regional
Computing
Sampling Keyboard
Session Key
Stop Keying
Strengthened Key
Secret Key
Spatial Key
Stupid Kludge
Surrogate Key
Software Kit
Spiral Knights
Internet
Business
Safety- Kleen Corporation
Super Kiosk
Shop Kept
Store Keeper
Shadow Knight
Scrap Killer
Swiss Knife
Storage King
Specialized Knowledge