Maybe…
[name_f][/name_f][name_f]Kenna[/name_f] (Scottish name)
[name_f][/name_f][name_m]Karey[/name_m]
[name_f][/name_f][name_f]Karalie[/name_f]
[name_f][/name_f][name_f]Karaline[/name_f]
[name_f][/name_f][name_f]Keeley[/name_f] (inspired by [name_f]Kerry[/name_f] and Leigh)
[name_f][/name_f][name_f]Kirstie[/name_f] / [name_f]Kirstin[/name_f] (Scottish, similar letters)
[name_f][/name_f][name_m]Kerrigan[/name_m]
[name_f][/name_f][name_f]Kleo[/name_f]
[name_f][/name_f][name_f]Karys[/name_f] / [name_f]Karis[/name_f]
[name_f][/name_f][name_f]Karmel[/name_f]
[name_f][/name_f][name_f]Kerenza[/name_f]
[name_f][/name_f][name_f]Keturah[/name_f]
[name_f][/name_f][name_f]Kestrel[/name_f]
[name_f][/name_f][name_f]Kinneret[/name_f] / [name_f]Kineret[/name_f]
[name_f][/name_f][name_f]Kori[/name_f]
[name_f][/name_f][name_f]Klea[/name_f]
[name_f][/name_f][name_f]Kei[/name_f]
[name_f][/name_f][name_f]Kaye[/name_f]
[name_f][/name_f][name_f]Kerith[/name_f]
[name_f][/name_f][name_f]Kirrily[/name_f]
[name_f][/name_f]Kiralee
[name_f][/name_f][name_f]Kiara[/name_f]