Kidney
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B2 noun /ˈkɪdni/

Kidney

niere
Meaning
either of a pair of organs that filter waste products from the blood and produce urine
Example
Drinking plenty of water helps keep your kidneys healthy.
Viel Wasser trinken hilft, die Nieren gesund zu halten.
C2 noun /noʊl/

Knoll

kleiner Hügel; Hügelchen
Meaning
a small rounded hill or mound
Example
The old oak tree stood majestically on top of the grassy knoll.
Die alte Eiche stand majestätisch auf dem kleinen, grasbewachsenen Hügel.
C2 noun

Kinsfolk

Familie, Verwandte
B1 adverb; adjective /ˈkaɪndli/

kindly

freundlich
Meaning
in a kind or gentle manner; showing kindness or goodwill
Example
She kindly helped the old man cross the street.
Sie half dem alten Mann freundlich über die Straße.
B1 noun /ˈkɪlər/

killer

Mörder
Meaning
A person or thing that kills.
Example
The police caught the killer last night.
Die Polizei hat den Mörder letzte Nacht gefasst.
A1 adjective /kaɪnd/

Kind

freundlich; mitfühlend
Meaning
gentle; caring; compassionate; showing sympathy
Example
He is a kind person who always helps others.
Er ist ein freundlicher Mensch, der immer anderen hilft.
C1 noun /ˈken.əl/

Kennel

Hundehaus; Einrichtung für die Zucht oder Unterbringung von Hunden
Meaning
a small shelter for a dog; an establishment for the breeding or boarding of dogs
Example
The dog slept comfortably in his wooden kennel in the backyard.
Der Hund schlief bequem in seinem Holzkennel im Hinterhof.
B1 noun /ˈkɪŋdəm/

Kingdom

Königreich
Meaning
a country or territory ruled by a king or queen
Example
The kingdom was known for its rich culture and traditions.
Das Königreich war bekannt für seine reiche Kultur und Traditionen.
C1 noun

Kin

Familie; Verwandte;
A1 noun /kiː/

Key

Schlüssel
Meaning
a small piece of shaped metal used to operate a lock; something that provides a means of access
Example
She lost her house key and couldn't get inside until the locksmith arrived.
Sie verlor ihren Hausschlüssel und konnte nicht eintreten, bis der Schlosser kam.
A2 noun /naɪf/

Knife

Messer
Meaning
a cutting instrument with a sharp blade
Example
She used a sharp knife to cut the vegetables for dinner.
Sie benutzte ein scharfes Messer, um das Gemüse für das Abendessen zu schneiden.
B2 noun /ˈkiː.pər/

Keeper

Wächter; Pfleger;
Meaning
a person whose job it is to guard or take care of something or someone; a goalkeeper
Example
The zoo keeper fed the animals every morning at eight o'clock.
Der Zoodirektor fütterte die Tiere jeden Morgen um acht Uhr.
C1 noun /ˈkiːpˌseɪk/

keepsake

Andenken
Meaning
An object kept as a reminder of a person, place, or event.
Example
She gave me a small locket as a keepsake of our friendship.
Sie gab mir ein kleines Medaillon als Erinnerung an unsere Freundschaft.
B1 adjective /kiːn/

Keen

scharf; intensiv; eifrig
Meaning
sharp; acute; intense; eager
Example
She has a keen interest in science.
Sie hat ein starkes Interesse an der Wissenschaft.
C1 noun /næk/

knack

talent
Meaning
a natural skill or ability; a special talent for doing something easily
Example
She has a knack for making people feel comfortable.
Sie hat ein Talent dafür, Menschen bequem fühlen zu lassen.
A2 noun /ˈkiːbɔːrd/

keyboard

Tastatur
Meaning
a set of keys used to operate a computer, typewriter, or similar device for inputting text and commands
Example
She typed the report quickly on her keyboard.
Sie tippte den Bericht schnell auf der Tastatur.
B1 noun /kɪt/

kit

Werkzeugsatz
Meaning
a set of tools, equipment, or materials used for a particular purpose
Example
He bought a first aid kit for emergencies.
Er kaufte ein Erste-Hilfe-Set für Notfälle.
C1 noun /ˈnaɪt.hʊd/

knighthood

ritterschaft
Meaning
The rank or dignity of a knight, or the ceremony of conferring knighthood.
Example
He was honored with knighthood for his contributions to science.
Er wurde für seine Beiträge zur Wissenschaft mit der Ritterschaft geehrt.
A2 noun /ˈketʃ.ʌp/

Ketch-up

Tomatensauce
Meaning
a thick sauce made chiefly from tomatoes, vinegar, and spices
Example
She squeezed some ketchup on her french fries before eating them.
Sie gab etwas Ketchup auf ihre Pommes, bevor sie sie aß.
C1 noun /nɒb/

Knob

ein runder Griff an einer Tür oder Schublade; ein kleiner runder Schalter an einer Maschine
Meaning
a rounded handle on a door or drawer; a small rounded switch on a machine
Example
He turned the brass knob to open the old wooden door.
Er drehte den Messingknopf, um die alte Holztür zu öffnen.
A2 verb /kɪd/

kid

spaß machen
Meaning
to joke or tease; to speak in a playful manner
Example
I'm just kidding with you.
Ich mache nur Spaß mit dir.
A1 noun /ˈkɪtʃən/

Kitchen

küche
Meaning
a room or area where food is prepared and cooked
Example
The kitchen was filled with the smell of fresh bread.
Die Küche war mit dem Geruch von frischem Brot gefüllt.
C2 noun /kɛn/

ken

Wissen
Meaning
one's range of knowledge or understanding
Example
Quantum physics is beyond my ken.
Quantenphysik ist jenseits meines Wissens.
C2 noun /ˈkɪŋʃɪp/

kingship

Königtum
Meaning
The position, dignity, or authority of a king.
Example
The king’s advisors often reminded him of the responsibilities of kingship.
Die Berater des Königs erinnerten ihn oft an die Verantwortlichkeiten des Königtums.
A2 noun /kɪŋ/

King

König
Meaning
the male ruler of an independent state, especially one who inherits the position by right of birth
Example
The king ruled the country with wisdom and fairness.
Der König regierte das Land mit Weisheit und Gerechtigkeit.
C2 noun /ˌkiː.təʊˈdʒen.ɪ.sɪs/

ketogenesis

Prozess der Ketonproduktion
Meaning
The metabolic process by which the liver produces ketones from fatty acids, providing an alternative energy source during low carbohydrate availability.
Example
Ketogenesis occurs during fasting or low-carb diets.
Ketogenese tritt während des Fastens oder bei kohlenhydratarmen Diäten auf.
A2 noun /ˌkæŋ.ɡəˈruː/

Kangaroo

Känguru
Meaning
a large marsupial from Australia that moves by hopping on its strong hind legs
Example
The kangaroo jumped high with its joey in its pouch.
Das Känguru sprang hoch mit seinem Jungen in seiner Tasche.
C1 verb /niːd/

knead

kneten
Meaning
to work dough or clay into a uniform mixture by pressing, folding, and stretching
Example
She kneads the dough until it becomes smooth.
Sie knetet den Teig, bis er glatt wird.
A2 adjective /noʊn/

known

bekannt
Meaning
recognized or familiar; something that is identified or acknowledged
Example
He is a well-known actor in the country.
Er ist ein bekannter Schauspieler im Land.
C2 noun /kɪθ/

kith

Freunde
Meaning
Friends, acquaintances, and relations.
Example
He invited all his kith and kin to the wedding.
Er lud alle seine Freunde und Verwandten zur Hochzeit ein.
C2 adjective /ˈkɪŋ.ki/

Kinky

ungewöhnliche sexuelle Praktiken; lockiges oder gedrehtes Haar
Meaning
having or involving unconventional sexual practices; having tight curls or bends
Example
His kinky hair made him look unique.
Seine lockigen Haare ließen ihn einzigartig aussehen.
A2 noun /ˈnɒl.ɪdʒ/

knowledge

Wissen
Meaning
Facts, information, and skills acquired through experience or education.
Example
Knowledge of the universe is expanding through research.
Das Wissen über das Universum wächst durch Forschung.
C2 noun /ˈkedʒ.ə.riː/

Kedgeree

Kedgeree
Meaning
a European dish of cooked rice, fish, and hard-boiled eggs, originally from India
Example
The breakfast menu featured traditional kedgeree with smoked haddock and eggs.
Das Frühstücksmenü beinhaltete traditionelles Kedgeree mit geräuchertem Haddock und Eiern.
C1 adverb /ˈnoʊɪŋli/

knowingly

wissentlich
Meaning
in a way that shows you are aware of something; intentionally
Example
She knowingly kept the secret from her friends.
Sie behielt wissentlich das Geheimnis vor ihren Freunden.
A2 noun /ˈkɪndərˌɡɑːrtn/

kindergarten

Kindergarten
Meaning
a school or class for young children, typically between the ages of four and six
Example
She enrolled her child in kindergarten to prepare for elementary school.
Sie hat ihr Kind in den Kindergarten eingeschrieben, um sich auf die Grundschule vorzubereiten.
B2 verb /niːl/

kneel

knien
Meaning
to go down on one's knees; to rest on the knees
Example
The knight knelt before the king.
Der Ritter kniete vor dem König.
B2 verb /ˈkɪdnæp/

kidnap

entführen
Meaning
to take someone away illegally by force
Example
The criminals kidnapped the wealthy businessman.
Die Kriminellen entführten den wohlhabenden Geschäftsmann.
C1 verb /ˈkɪndəl/

kindle

entzünden
Meaning
to light a fire; to arouse or inspire
Example
She kindled the campfire with dry wood.
Sie entzündete das Lagerfeuer mit trockenem Holz.
A1 verb /noʊ/

know

wissen
Meaning
to have information about something; to be familiar with
Example
I know the answer to this question.
Ich weiß die Antwort auf diese Frage.
A2 verb /kɪl/

kill

töten
Meaning
to cause the death of; to end life
Example
The hunter killed the deer.
Der Jäger tötete das Reh.
C1 noun /ˈkɪləˌwɒt/

kilowatt

Kilowatt
Meaning
a unit of power equal to 1,000 watts
Example
The generator produces ten kilowatts of electricity.
Der Generator erzeugt zehn Kilowatt Strom.
A1 noun /kiːp/

Keep

Unterhalt; der stärkste Teil einer Burg
Meaning
food and other things necessary for living; the strongest part of a castle
Example
He worked hard to earn his keep and support his family.
Er arbeitete hart, um seinen Unterhalt zu verdienen und seine Familie zu unterstützen.
C2 adjective /ˈnaɪt.li/

Knightly

ritterlich; edel und mutig
Meaning
having the characteristics of a knight; chivalrous; noble and brave
Example
He showed knightly courage in defending the innocent.
Er zeigte ritterlichen Mut, als er die Unschuldigen verteidigte.
B2 noun /nɒt/

Knot

Knoten
Meaning
a fastening made by tying a piece of string, rope, or something similar; a hard mass in wood
Example
The sailor tied a secure knot to anchor the boat safely.
Der Seemann knüpfte einen sicheren Knoten, um das Boot sicher zu verankern.
C1 noun /kɪˈməʊnoʊ/

kimono

kimono
Meaning
a traditional Japanese robe with wide sleeves, tied with a sash
Example
She wore a beautiful silk kimono at the ceremony.
Sie trug ein wunderschönes Seidenkimono bei der Zeremonie.
C2 noun /ˈkɪzmɛt/

kismet

Schicksal
Meaning
Destiny or fate.
Example
Meeting her on that day felt like pure kismet.
Sie an diesem Tag zu treffen fühlte sich wie reines Schicksal an.
B1 noun; gerund /ˈnɪtɪŋ/

knitting

Stricken
Meaning
the craft or activity of making fabric by interlocking loops of yarn with needles; the act of forming something closely or firmly together
Example
She spends her evenings knitting scarves for her family.
Sie verbringt ihre Abende mit Stricken für ihre Familie.
B2 adjective /ˈnoʊ.ɪŋ/

Knowing

Wissen; scharfsinnig; listig;
Meaning
showing awareness or understanding; perceptive; shrewd
Example
She gave him a knowing smile when he mentioned the secret.
Sie gab ihm ein wissendes Lächeln, als er das Geheimnis erwähnte.
C2 noun /ˈnɪk.næk/

knickknack

Glück
Meaning
A small decorative object, especially in a house.
Example
The shelf was full of little knickknacks collected from their travels.
Sie konnte ihr Glück nicht verbergen, als sie den Preis erhielt.
C2 verb /ˌkaʊˈtaʊ/

kowtow

sich übermäßig unterwürfig verhalten
Meaning
To act in an excessively subservient or obedient manner.
Example
He refused to kowtow to the unreasonable demands.
Er weigerte sich, den unvernünftigen Forderungen zu gehorchen.
C2 noun /nɛl/

knell

Totenglocke
Meaning
The sound of a bell, especially when rung solemnly for a death or funeral; a signal of the end or failure of something.
Example
The knell of the church bell echoed through the valley at dusk.
Das Läuten der Totenglocke der Kirche hallte bei Dämmerung durch das Tal.
C2 noun /ˈkɜːrtʃɪf/

kerchief

Tuch
Meaning
a piece of cloth worn around the head or neck
Example
She wore a red kerchief on her head.
Sie trug ein rotes Tuch auf dem Kopf.
C1 noun /ˈkɪŋ.fɪʃ.ər/

King-Fisher

Eisvogel
Meaning
a small bird with bright blue and orange feathers that catches fish by diving into water
Example
The colorful kingfisher dove into the pond to catch a fish.
Der bunte Eisvogel tauchte in den Teich, um einen Fisch zu fangen.
C2 adjective /ˈnɒti/

knotty

kompliziert
Meaning
Complicated, difficult to solve or full of knots.
Example
He faced a knotty legal issue.
Er hatte mit einer komplizierten rechtlichen Angelegenheit zu kämpfen.
C2 noun /ˈneɪvəri/

knavery

List
Meaning
dishonest or deceitful behavior; trickery
Example
The politician’s knavery was exposed by the media.
Die List des Politikers wurde von den Medien aufgedeckt.
C2 noun /kəˈrɒn.də/

Karonda

Karonda
Meaning
a small dark purple berry-like fruit that is sour and used in pickles
Example
Karonda is often used to make pickles and preserves.
Karonda wird oft verwendet, um Pickles und Konserven herzustellen.
B1 noun /kɪk/

Kick

Tritt; Schlag mit dem Fuß
Meaning
a blow or forceful thrust with the foot; a sudden strong feeling of excitement
Example
The soccer player scored a goal with a powerful kick from outside the penalty area.
Der Fußballspieler erzielte ein Tor mit einem kräftigen Tritt von außerhalb des Strafraums.
C1 noun ˈkiː.stəʊn ˈspiː.ʃiːz

keystone species

Schlüsselart
Meaning
A species on which other species in an ecosystem largely depend, such that if it were removed the ecosystem would change drastically.
Example
Wolves are a keystone species that regulate prey populations.
Wölfe sind eine Schlüsselart, die die Bestände von Beutetieren reguliert.
B2 noun /ˈker.ə.siːn/

Kerosene

Kerosin
Meaning
a combustible hydrocarbon liquid widely used as a fuel in lamps and heating systems
Example
The old lamp burned kerosene to provide light during power outages.
Die alte Lampe brannte Kerosin, um Licht während Stromausfällen bereitzustellen.
B1 noun /kɪˈlɒmɪtər/ or /ˈkɪləˌmiːtər/

kilometer

Kilometer
Meaning
a unit of length equal to 1,000 meters
Example
The village is about five kilometers away from the town.
Das Dorf ist etwa fünf Kilometer von der Stadt entfernt.
C1 adjective /ˈnæk.ərd/

Knackered

völlig erschöpft; müde
Meaning
extremely tired; exhausted
Example
I'm absolutely knackered after working all day.
Ich bin total erschöpft, nachdem ich den ganzen Tag gearbeitet habe.
C1 noun /ˈkɜːrnəl/

kernel

der Kern von etwas; der essbare Teil eines Nuss oder Samens
Meaning
the central, most important part of something; the edible part of a nut or seed
Example
The kernel of the argument was about fairness.
Der Kern der Diskussion war die Fairness.
B1 noun /ˈkɪləɡræm/

kilogram

Kilogramm
Meaning
the base unit of mass in the metric system equal to 1,000 grams
Example
The bag of rice weighs five kilograms.
Der Reissack wiegt fünf Kilogramm.
A2 noun /kaɪt/

Kite

Geier
Meaning
a bird of prey with long wings and a forked tail; also a toy flown in the air
Example
The kite soared high above the fields looking for prey.
Der Drachen flog hoch über den Feldern auf der Suche nach Beute.
B2 adjective /ˈnɑː.lɪ.dʒə.bəl/

Knowledgeable

wissend; informiert; gebildet
Meaning
having extensive knowledge; well-informed; educated
Example
She is very knowledgeable about ancient history.
Sie ist sehr wissend über die antike Geschichte.
B2 noun

Kitchen garden

Küchengarten; Garten in der Nähe der Küche
C1 noun /ˈkuːdɒs/

kudos

Lob
Meaning
Praise and honor received for an achievement.
Example
She received kudos for her excellent performance.
Sie erhielt Lob für ihre ausgezeichnete Leistung.
C2 noun /ˌklɛptəˈmeɪniæk/

kleptomaniac

eine Person mit einem unwiderstehlichen Drang zu stehlen
Meaning
A person with an irresistible urge to steal, typically without need or profit.
Example
The kleptomaniac was caught shoplifting again.
Der Kleptomane wurde wieder beim Ladendiebstahl erwischt.
C2 noun /ˈkɪŋɡlɪŋ/

kingling

kleiner König
Meaning
A minor or petty king; a ruler of small importance.
Example
The kingling demanded respect from his people despite his small realm.
Der kleine König verlangte Respekt von seinem Volk, trotz seines kleinen Reiches.
A2 noun /nɒk/

Knock

Schlag; Klopfen
Meaning
a sudden sharp blow; the sound of striking something
Example
There was a loud knock at the door late at night.
Es gab einen lauten Schlag an der Tür mitten in der Nacht.
A2 adjective /kəˈriːən/

korean

koreanisch
Meaning
relating to Korea, its people, language, or culture
Example
We went to a Korean restaurant for dinner.
Wir gingen in ein koreanisches Restaurant zum Abendessen.
C2 noun /kəˈdʌm.bə/

Kadamba

Kadamba-Baum
Meaning
A tropical tree with round, fragrant orange flowers, sacred in Hindu culture and associated with Lord Krishna
Example
The kadamba tree is mentioned frequently in ancient Indian poetry.
Der Kadamba-Baum wird häufig in der alten indischen Dichtung erwähnt.
A2 noun /ˈkɪt.ən/

Kitten

Kätzchen
Meaning
a young cat
Example
The little kitten loves to play with yarn balls.
Das kleine Kätzchen liebt es, mit Wollbällen zu spielen.
B2 noun /ˈkɪlɪŋ/

killing

Mord
Meaning
the act of causing death, especially deliberately
Example
The movie depicts the brutal killing of the villagers.
Der Film zeigt den brutalen Mord an den Dorfbewohnern.
B1 noun

Kindness

Freundlichkeit; Güte; Wohlwollen
B1 noun /ˈkiː.wi/

Kiwi

kiwi
Meaning
a small brown fruit with green flesh and black seeds; a flightless bird from New Zealand
Example
I love eating fresh kiwi for breakfast.
Ich liebe es, frischen Kiwi zum Frühstück zu essen.
A2 noun /ˈket.əl/

Kettle

Wasserkocher
Meaning
a container used for boiling water, typically with a lid, spout, and handle
Example
The electric kettle whistled when the water reached boiling point.
Der elektrische Wasserkocher pfiff, als das Wasser den Siedepunkt erreichte.
B2 verb /nɪt/

knit

stricken
Meaning
To make clothes or fabric by interlocking loops of yarn with needles.
Example
She loves to knit scarves for her friends during the winter.
Sie liebt es, Schals für ihre Freunde im Winter zu stricken.
C2 noun /noʊl koʊl/

Knol khol

Kohlrabi
Meaning
round bulbous vegetable from cabbage family with pale green color and mild taste
Example
Knol khol can be eaten raw in salads or cooked in curries.
Kohlrabi kann roh in Salaten gegessen oder in Currys gekocht werden.
C2 noun /kɪln/

kiln

Brennofen
Meaning
a furnace or oven for burning, baking, or drying, especially one for firing pottery or bricks
Example
The potter placed the clay pots into the kiln for firing.
Der Töpfer stellte die Tonkrüge in den Brennofen zum Brennen.
C2 noun /ˈkɪldʒɔɪ/

killjoy

Spielverderber
Meaning
a person who spoils the fun or enjoyment of others
Example
Don’t be a killjoy at the party.
Sei kein Spielverderber auf der Party.
C1 noun, adjective /ˈkɪndrəd/

kindred

Glück
Meaning
A person's relatives or family; similar in nature or character.
Example
They discovered kindred spirits in each other.
Sie konnte ihr Glück nicht verbergen, als sie den Preis erhielt.
A2 noun /niː/

Knee

Knie
Meaning
the joint connecting the thigh and the lower leg in humans
Example
He fell and scraped his knee on the pavement.
Er fiel und schrammte sein Knie auf dem Bürgersteig auf.
C1 noun /kəˈlaɪdəˌskoʊp/

kaleidoscope

Kaleidoskop
Meaning
A toy or instrument with mirrors and colored pieces that create changing patterns when rotated; also used metaphorically for a constantly changing sequence of patterns or elements.
Example
The city lights turned into a kaleidoscope of colors as the festival began.
Die Lichter der Stadt verwandelten sich in ein Kaleidoskop aus Farben, als das Festival begann.
B2 noun /ˈkiːɒsk/

kiosk

Kiosk
Meaning
A small, open-fronted hut or cubicle from which newspapers, refreshments, tickets, etc., are sold.
Example
She bought a bottle of water from the kiosk near the station.
Sie kaufte eine Flasche Wasser am Kiosk in der Nähe des Bahnhofs.
C1 noun /ˈkærət/

karat

Karat
Meaning
A unit for measuring the purity of gold, with 24 karats being pure gold.
Example
The ring was made of 18-karat gold.
Der Ring war aus 18 Karat Gold gemacht.
B2 adjective /ˌkaɪnd ˈhɑːrtɪd/

kind-hearted

gütmütig
Meaning
Having a kind and generous nature; showing compassion and care for others.
Example
She is known as a kind-hearted teacher who always helps her students.
Sie ist als gütmütige Lehrerin bekannt, die immer ihren Schülern hilft.
B1 noun /naɪt/

Knight

Ritter; mittelalterlicher Krieger
Meaning
a man given a rank of honor by a British king or queen; a medieval warrior on horseback
Example
The brave knight rescued the princess from the dragon's castle.
Der tapfere Ritter rettete die Prinzessin aus dem Drachen Schloss.
C2 noun /neɪv/

Knave

unehrliche Person; Bube in einem Kartenspiel
Meaning
a dishonest person, especially a man; a playing card with a picture of a male servant
Example
The knave tried to cheat the old woman out of her savings.
Der Kerl versuchte, der alten Frau ihr Erspartes zu stehlen.
C2 noun /kəˈbɑːdi/

kabadi

Schrotthaendler
Meaning
a person who collects and sells scrap or recyclable materials, especially in South Asia
Example
The kabadi came every week to collect old newspapers and bottles.
Der Schrotthändler sammelt alten Schrott.
C2 noun /ˈkɪləˌliːtər/

kiloliter

Kiloliter
Meaning
a unit of capacity equal to 1,000 liters
Example
The tank can hold up to three kiloliters of water.
Der Tank kann bis zu drei Kiloliter Wasser aufnehmen.
A2 verb /kɪs/

Kiss

küssen
Meaning
to touch with the lips as a sign of affection
Example
The mother kissed her baby goodnight.
Die Mutter küsste ihr Baby gute Nacht.
C1 adjective /kɪˈnɛtɪk/

kinetic

kinetisch
Meaning
Relating to or resulting from motion.
Example
Kinetic energy increases as the object moves faster.
Kinetische Energie steigt, je schneller sich das Objekt bewegt.