Vocabulary Cards
93 cards available.
C2 noun
kabadi
廃品回収業者
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.
C2 noun
Kadamba
カダンバの木
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.
C1 noun
kaleidoscope
万華鏡
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.
A2 noun
Kangaroo
カンガルー
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.
C1 noun
karat
カラット
Meaning
A unit for measuring the purity of gold, with 24 karats being pure gold.
Example
The ring was made of 18-karat gold.
C2 noun
Karonda
カロンダ
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.
C2 noun
Kedgeree
ケジリー
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.
B1 adjective
Keen
鋭い; 激しい; 熱心
Meaning
sharp; acute; intense; eager
Example
She has a keen interest in science.
A1 noun
Keep
生活費; 城の最強部分
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.
B2 noun
Keeper
守衛; 飼育係;
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.
C1 noun
keepsake
記念品
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.
C2 noun
ken
理解の範囲
Meaning
one's range of knowledge or understanding
Example
Quantum physics is beyond my ken.
C1 noun
Kennel
犬小屋; 犬の繁殖や預かりを行う施設
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.
C2 noun
kerchief
バンダナ
Meaning
a piece of cloth worn around the head or neck
Example
She wore a red kerchief on her head.
C1 noun
kernel
何かの中心; ナッツや種子の食べられる部分
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.
B2 noun
Kerosene
ケロシン
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.
A2 noun
Ketch-up
ケチャップソース
Meaning
a thick sauce made chiefly from tomatoes, vinegar, and spices
Example
She squeezed some ketchup on her french fries before eating them.
C2 noun
ketogenesis
ケトン生成過程
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.
A2 noun
Kettle
やかん
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.
A1 noun
Key
鍵
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.
A2 noun
keyboard
キーボード
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.
C1 noun
keystone species
キーストーン種
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.
B1 noun
Kick
キック; 足で蹴る
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.
A2 verb
kid
冗談を言う
Meaning
to joke or tease; to speak in a playful manner
Example
I'm just kidding with you.