- Keyway Noun Adj
- Keyword Noun Verb Adj
- KGB Pnoun Adj
- Khaki Adj Noun
- Khamsin Noun Adj
- Khanate Noun Adj
- Kharkiv Pnoun Adj
- Kharkov Pnoun Adj
- Khat Noun Adj
- Khayal Noun Adj
- Khazar Noun Pnoun Adj
- Khazarian Adj Noun
- Khinkali Noun Adj
- Khmer Noun Adj
- Khorovod Noun Adj
- Kibbutz Noun Adj
- Kibbutznik Noun Adj
- Kick Noun Verb Adj
- Kickback Noun Verb Adj
- Kickball Noun Adj
- Kickboxer Noun Adj Pnoun
- Kickboxing Noun Adj
- Kickdown Noun Adj
- Kicker Noun Adj
- Kickier Adj
- Kickoff Noun Verb Adj
- Kickplate Noun Adj
- Kickshaw Noun Adj
- Kicksorter Noun Adj
- Kickstand Noun Adj
- Kickstart Verb Noun Adj
- Kickstarter Noun Adj Pnoun
- Kicky Adj
- Kid Noun Verb Adj
- Kidderminster Noun Pnoun Adj
- Kiddie Adj Noun
- Kiddish Adj
- Kiddy Adj Noun
- Kidnap Verb Noun Adj
- Kidnapping Noun Pres. Participle Adj
- Kidney Noun Adj
- Kidskin Noun Adj
- Kidult Noun Adj
- Kidvid Noun Adj
- Kief Noun Adj Pnoun
- Kielbasa Noun Adj
- Kieselguhr Noun Adj
- Kieserite Noun Adj
- Kiev Noun Pnoun Adj
- Kike Noun Verb Adj
- Kilderkin Noun Adj
- Kilkenny Noun Pnoun Adj
- Kill Noun Verb Adj
- Killability Noun Adj
- Killable Adj
- Killas Noun Adj
- Killer Noun Adj
- Killifish Noun Adj
- Killing Noun Adj
- Killjoy Noun Adj