Jersey
noun: Channel Islander(s)
adjective: Channel Islander
Jordan
noun: Jordanian(s)
adjective: Jordanian
Kazakhstan
noun: Kazakhstani(s)
adjective: Kazakhstani
Kenya
noun: Kenyan(s)
adjective: Kenyan
Kiribati
noun: I-Kiribati (singular and plural)
adjective: I-Kiribati
Korea, North
noun: Korean(s)
adjective: Korean
Korea, South
noun: Korean(s)
adjective: Korean
Kuwait
noun: Kuwaiti(s)
adjective: Kuwaiti
Kyrgyzstan
noun: Kyrgyzstani(s)
adjective: Kyrgyzstani
Laos
noun: Lao(s) or Laotian(s)
adjective: Lao or Laotian