K particle K ration K-Dur 20 K-lor K-lyte K.E. KBO KGB KKK KO KO punch KO'd KR Ka Kabala Kabbala Kabbalah Kabbalism Kabolin Kach Kachin Kachin language Kachinic Kachinic language Kadai Kadai language Kaffir pox Kafiri Kafiri language Kafocin Kahane Chai Kahlua Kakatoe Kakatoe galerita Kakatoe leadbeateri Kakemono Kalapooia Kalapooian Kalapooian language Kalapuya Kalapuyan Kalapuyan language Kalashnikov Kalashnikov culture Kali Kalka Kalka language Kalki Kallman's syndrome Kalmia angustifolia Kalmia latifolia Kalmia polifolia Kalotermes Kalotermitidae Kam Muang Kam-Sui Kam-Tai Kama Kama Sutra Kamarupan Kamarupan language Kamasutra Kamba Kamba language Kamchatkan sea eagle Kami Kamia Kamia language Kampuchean Kanarese Kanarese language Kannada Kannada language Kannada-speaking Kansa Kansan Kantian Kantrex Kaochlor Kaopectate Kaplan Group Kaposi's sarcoma Kaposi's varicelliform eruption Kapsiki Kapsiki language Karaism Karaites Karakalpak Karakalpak language Karelian Karelian language Karen Karen language Karenic Karenic language Karok Karok language Kartik Kartikeya Karttika Karttikeya Kashag Kashmir goat Kashmiri Kashmiri language Kassite Kassite language Katari Katharevusa Katharevusa language Katsuwonidae Katsuwonus Katsuwonus pelamis Kavrin Kawasaki disease Kayser-Fleischer ring Kazak language Kazakh language Kazakhstani Kazakhstani monetary unit Keb Kechua Kechua language Kechuan Kechuan language Keflex Keflin Keftab Kegel exercises Kekchi Kekchi language Kekule formula Kelt Kelvin scale Kemadrin Kenalog Kendal Kendal green Kendall partial rank correlation Kendall rank correlation Kendall test Kendall's tau Kennedia Kennedia coccinea Kennedia prostrata Kennedya Kennelly-Heaviside layer Kennesaw Mountain Kentish Kentuckian Kentucky Derby Kentucky black bass Kentucky blue Kentucky bluegrass Kentucky coffee tree Kentucky wonder Kentucky wonder bean Kentucky yellowwood Kentucy blue grass Kenya fever Kenyan Kenyan monetary unit Kenyan shilling Kenyapithecus Keogh plan Kepler's first law Kepler's law Kepler's law of planetary motion Kepler's second law Kepler's third law Kera Kera language Kernig's sign Kerr cell Kerry blue terrier Ketalar Ketubim Ketuvim Keynesian Keynesianism Keystone Stater Khalka Khalka language Khalkha Khalkha language Khalsa Khamti Khanty Khanty language Khaya Khepera Khepri Khirghiz Khirghiz language Khmer Khmer Rouge Khmer language Khoikhoi Khoikhoi language Khoikhoin Khoikhoin language Khoisan language Khowar Khowar language Khuen KiB Kichaga Kichaga language Kichai Kickapoo Kickapoo language Kiggelaria Kiggelaria africana Kiliwa Kiliwa language Kiliwi Kiliwi language Killarney fern Kilroy Kinetoscope King Arthur King Arthur's Round Table King Charles spaniel King James Bible King James Version King Lear King Oedipus King William pine King's English Kingdom of God Kinosternidae Kinosternon Kinyarwanda Kinyarwanda language Kiowa Kiowa language Kiplingesque Kipp's apparatus Kirchhoff's laws Kirghiz language Kirgiz language Kiribati dollar Kirkia Kirkia wilmsii Kishar Kislev Kiswahili Kiswahili language Kitty Litter Kiwi Klan Klavier Klebs-Loeffler bacillus Kleenex Klein bottle Klinefelter syndrome Klinefelter's syndrome Klorvess Klotho Knesset Knesseth Knightia Kniphofia praecox Kniphofia uvaria Know-Nothing Party Knowlton's cactus Koasati Koasati language Kobus Kobus kob Kobus leche Kochia Kochia scoparia Kodiak bear Koellia Kogia Kogia breviceps Kogia simus Koine Kokka Kokka Shinto Kol Nidre Kola language Kolam Kolami Kolami language Kolkwitzia Kolkwitzia amabilis Kolmogorov's strong law of large numbers Komi Komi language Komodo dragon Komodo lizard Kon Tiki Kongo Kongo language Konqueror Koplik's spots Koran Koranic Kordofanian Kore Korea Korean Korean War Korean language Korean lawn grass Korean lespedeza Korean velvet grass Korsakoff's psychosis Korsakoff's syndrome Korsakov's psychosis Korsakov's syndrome Kosciusko Kosciuszko Kosteletzya Kosteletzya virginica Kota Kota language Kotar Kotar language Kotex Kotoko Kotoko language Kr Kraut Krauthead Krebs citric acid cycle Krebs cycle Krigia bulbosa Krigia dandelion Krishna Krishnaism Kriss Kringle Kronecker delta Krypterophaneron Kshatriya Ku Klux Klan Kuan Yin Kuchean Kuchean dialect Kui Kui language Kuiper belt Kuiper belt object Kuki Kuki language Kuki-Chin Kuki-Chin language Kulanapan Kundt's tube Kuomintang Kupffer's cell Kurd Kurdish Kurdish Hezbollah Kurdish language Kurdistan Labor Pary Kurdistan Workers Party Kurdistan Workers' Party Kuroshio Kuroshio current Kurux Kurux language Kusan Kusan language Kussmaul's coma Kuvi Kuvi language Kuwaiti Kuwaiti dinar Kuwaiti dirham Kuwaiti monetary unit Kwa Kwakiutl Kwakiutl language Kwan-yin Kwannon Kwanzaa Kwell Kyphosidae Kyphosus Kyphosus sectatrix Kyrgyzstani Kyrgyzstani monetary unit k-meson kB kHz kV kW kW-hr kabala kabbalist kabbalistic kabob kachina kaffir kaffir boom kaffir bread kaffir cat kaffir corn kaffiyeh kafir kafir corn kafkaesque kaftan kagura kahikatea kai apple kail kainite kainogenesis kaiser roll kaki kakke disease kala azar kala-azar kalansuwa kalantas kale kaleidoscope kaleidoscopic kaleidoscopical kalemia kali kalif kaliph kaliuresis kalmia kalpac kalumpang kaluresis kameez kamikaze kamilavka kampong kanaf kanamycin kanchil kangaroo kangaroo apple kangaroo bear kangaroo court kangaroo hare kangaroo jerboa kangaroo mouse kangaroo paw kangaroo rat kangaroo's paw kangaroo's-foot kangaroo-foot plant kanzu kaoliang kaolin kaoline kaolinite kaon kapeika kaph kapok kappa kappa-meson kapuka kaput karabiner karakul karaoke karat karate karaya gum karma karyokinesis karyokinetic karyolymph karyolysis karyon karyoplasm karyotype kasbah kasha kat katabatic katabatic wind katabolic katabolism katamorphism katharobe katharobic katharometer katharsis katsura tree katydid katzenjammer kauri kauri copal kauri gum kauri pine kauri resin kaury kava kavakava kawaka kayak kayo kayoed kazoo kb kbit kc kea kebab kedgeree keel keel arch keel over keel-shaped keelboat keeled keeled garlic keelson keen keen-eyed keen-sighted keenly keenness keep keep abreast keep after keep an eye on keep apart keep away keep back keep company keep doing keep down keep going keep guard keep in keep in line keep in mind keep mum keep note keep off keep on keep one's distance keep one's eyes off keep one's eyes open keep one's eyes peeled keep one's eyes skinned keep one's hands off keep one's mouth shut keep one's nose to the grindstone keep one's shoulder to the wheel keep open keep out keep pace keep quiet keep relay keep step keep tabs on keep to oneself keep track keep up keep up with keep using keeper keeping keepsake keeshond keg kegful kei apple kei apple bush keister keloid kelp kelp greenling kelpie kelpwort kelpy kelter kelvin kempt ken kenaf kencur kennel kenning keno kenogenesis kenosis kenotron kentan kepi kept kept man kept up kept woman keratalgia keratectasia keratin keratinisation keratinise keratinization keratinize keratitis keratoacanthoma keratocele keratoconjunctivitis keratoconus keratoderma keratoderma blennorrhagica keratodermia keratohyalin keratoiritis keratomalacia keratomycosis keratonosis keratonosus keratoplasty keratoscleritis keratoscope keratoscopy keratosis keratosis blennorrhagica keratosis follicularis keratosis nigricans keratosis pilaris keratotomy kerb kerb crawler kerbstone kerchief kerfuffle kerion kerite kern kernel kernicterus kernite kerosene kerosene heater kerosene lamp kerosine kerosine heater kerosine lamp kerugma kerygma kestrel ketamine ketamine hydrochloride ketch ketchup ketchup bottle keteleeria ketembilla ketembilla tree ketoacidosis ketoacidosis-prone diabetes ketoacidosis-resistant diabetes ketoacidosis-resistant diabetes mellitus ketoaciduria ketoheptose ketohexose ketone ketone body ketone group ketonemia ketonuria ketoprofen ketorolac ketorolac tromethamine ketose ketosis ketosis-prone diabetes ketosis-resistant diabetes ketosis-resistant diabetes mellitus ketosteroid ketotetrose ketotriose kettle kettle hole kettle of fish kettledrum kettleful keurboom key key fob key fruit key lime key out key palm key pattern key ring key signature key stroke key up key word keyboard keyboard buffer keyboard instrument keyboard shelf keyboard tray keyboardist keycard keyed keyfob keyhole keyhole limpet keyhole neck keyhole neckline keyhole saw keyless keynote keynote address keynote speech keypad keystone keystroke kg khaddar khadi khaki khakis khalif khalifah khamsin khan khanate khat khesari khi khimar khoum khukuri ki kia quen kiaat kiang kibbitz kibble kibbutz kibbutznik kibe kibibit kibibyte kibit kibitz kibitzer kibosh kick kick about kick around kick ass kick back kick down kick downstairs kick in kick in the butt kick off kick one's heels kick out kick pleat kick start kick starter kick the bucket kick turn kick up kick upstairs kick-start kickback kicker kicking kickoff kickshaw kicksorter kickstand kid kid glove kid-glove kiddie kiddie porn kiddy kiddy porn kidnap kidnaper kidnapper kidnapping kidney kidney bean kidney begonia kidney disease kidney failure kidney fern kidney pie kidney stone kidney vetch kidney wort kidney-shaped kidskin kief kieselguhr kieserite kike kildeer kilderkin kiley kill kill off kill oneself kill zone killable killdeer killdeer plover killer killer T cell killer bee killer cell killer whale killifish killing killing field killing zone killingly killjoy kiln kiln-dried kilo kilobit kilobyte kilocalorie kilocycle kilocycle per second kilogram kilogram calorie kilogram-meter kilohertz kiloliter kilolitre kilometer kilometers per hour kilometers per second kilometrage kilometre kilometres per hour kilometres per second kiloton kilovolt kilovolt-ampere kilowatt kilowatt hour kilt kilter kimberlite kimono kin kin group kina kinaesthesia kinaesthesis kinaesthetic kinaesthetically kinanesthesia kinase kind kind of kind-hearted kind-heartedness kinda kindergarten kindergartener kindergartner kindhearted kindheartedness kindjal kindle kindled kindliness kindling kindly kindness kindred kine kinematics kinescope kinesiology kinesis kinesthesia kinesthesis kinesthetic kinesthetically kinesthetics kinetic kinetic energy kinetic theory kinetic theory of gases kinetic theory of heat kinetics kinetochore kinetosis kinfolk king king begonia king cobra king crab king devil king fern king mackerel king nut king nut hickory king of beasts king of the herring king orange king penguin king post king protea king salmon king snake king vulture king whiting king's evil king's ransom king's spear king-size king-sized kingbird kingbolt kingcup kingdom kingdom Animalia kingdom Fungi kingdom Monera kingdom Plantae kingdom Prokaryotae kingdom Protoctista kingdom come kingfish kingfisher kingfisher daisy kinglet kinglike kingly kingmaker kingpin kingship kingsnake kingwood kingwood tree kinin kink kink up kinkajou kinky kino kino gum kinsfolk kinship kinship group kinship system kinsman kinsperson kinswoman kiosk kip kip down kipper kippered herring kippered salmon kirk kirpan kirsch kirtle kishke kismat kismet kiss kiss curl kiss of death kiss of life kiss of peace kiss-me-over-the-garden-gate kisser kissing kissing bug kissing cousin kissing disease kissing kin kit kit and boodle kit and caboodle kit bag kit fox kit out kit up kitambilla kitbag kitchen kitchen appliance kitchen cabinet kitchen garden kitchen help kitchen island kitchen match kitchen midden kitchen police kitchen range kitchen sink kitchen stove kitchen table kitchen utensil kitchenette kitchenware kite kite balloon kite tail kitembilla kith kitsch kitschy kittee kitten kitten heel kitten-tails kittenish kittiwake kittul kitty kitty-cat kitty-corner kitty-cornered kitul kitul tree kiwano kiwi kiwi fruit kiwi vine kiwi-sized klammath weed klavern klaxon klebsiella kleptomania kleptomaniac klick klieg light klondike kludge klutz klystron km km/h km/s knack knacker knackered knackwurst knap knapsack knapweed knave knavery knavish knavishly knawe knawel knead kneading board knee knee bend knee brace knee breeches knee jerk knee joint knee pad knee pants knee piece knee-deep knee-hi knee-high knee-jerk reflex knee-length kneecap kneel kneel down kneeler kneeling kneepan knell knickerbockers knickers knickknack knickknackery knife knife blade knife edge knife fight knife pleat knife thrust knife-edge knife-handle knifelike knight knight bachelor knight banneret knight errantry knight of the square flag knight's service knight-errant knighthood knightliness knightly kniphofia knish knit knit stitch knitted knitter knitting knitting machine knitting needle knitting stitch knitwear knitwork knob knob celery knobbed knobble knobbly knobby knobcone pine knobkerrie knobkerry knock knock about knock against knock back knock cold knock down knock off knock on knock out knock over knock rummy knock up knock-down knock-down-and-drag-out knock-knee knock-kneed knock-on effect knockabout knockdown knockdown-dragout knocked out knocked-out knocker knocking knockoff knockout knockout drops knockout punch knockwurst knoll knot knotgrass knothole knotted knotted marjoram knottiness knotty knotty pine knout know know apart know as know better know nothing know the score know what's going on know what's what know-all know-how know-it-all knowable knower knowing knowingly knowingness knowledge knowledge base knowledge domain knowledgeability knowledgeable knowledgeableness known knuckle knuckle down knuckle duster knuckle joint knuckle under knuckleball knucklebones knucklehead knuckler knuckles knucks koala koala bear koan kob kobo kohl kohleria kohlrabi koine koinonia kok-saghyz kok-sagyz kokoi venom kola kola nut kola nut tree kolkhoz kolkhoznik komondor konimeter konini koodoo kook kookaburra kookie kooky kopeck kopek kopiyka kopje koppie kor korlan koruna kos kosher kosherness koto koto player kotow koudou koumiss kowhai kowtow kph kraal kraft kraft paper krait kraurosis kraurosis vulvae kremlin krennerite krigia krill kris krona krone kroon krubi krummhorn krypton kt ku-chiku kudos kudu kudu lily kudzu kudzu vine kukui nut oil kumis kummel kumquat kumquat tree kung fu kunzite kurakkan kurchee kurchi kuri-chiku kurrajong kurrat kurta kuru kurus kutch kuvasz kvass kvetch kwacha kwai kwanza kwashiorkor kweek kwela kyanite kyat kylie kylix kymograph kyo-chiku kyphosis kyphotic