Inert gases: Abbr

• ___-ONE (rapper who guested on R.E.M.'s "Radio Song")
• ___-One (Bronx MC)
• ___-One ("Sound of da Police" musician)
• Old Ger. coins
• Radiation units: Abbr
• ___-One (rapper in "The Obama Deception")
• Former Estonian coins: Abbr.
• ___-One ("Criminal Minded" MC)

Wikipedia Word definitions in Wikipedia
Krš may refer to: Karst Krš, Croatia , a village near Perušić