Keeper
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B2 noun /ˈkiː.pər/

Keeper

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.
B2 noun /nɒt/

Knot

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.
B2 adjective /ˌkaɪnd ˈhɑːrtɪd/

kind-hearted

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.
B2 verb /niːl/

kneel

Meaning
to go down on one's knees; to rest on the knees
Example
The knight knelt before the king.
B2 noun /ˈker.ə.siːn/

Kerosene

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.
B2 verb /ˈkɪdnæp/

kidnap

Meaning
to take someone away illegally by force
Example
The criminals kidnapped the wealthy businessman.
B2 adjective /ˈnoʊ.ɪŋ/

Knowing

Meaning
showing awareness or understanding; perceptive; shrewd
Example
She gave him a knowing smile when he mentioned the secret.
B2 adjective /ˈnɑː.lɪ.dʒə.bəl/

Knowledgeable

Meaning
having extensive knowledge; well-informed; educated
Example
She is very knowledgeable about ancient history.
B2 noun

Kitchen garden

B2 noun /ˈkɪdni/

Kidney

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.
B2 noun /ˈkiːɒsk/

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.
B2 noun /ˈkɪlɪŋ/

killing

Meaning
the act of causing death, especially deliberately
Example
The movie depicts the brutal killing of the villagers.
B2 verb /nɪt/

knit

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.