B2 noun /ˈkɪlɪŋ/ killing 殺人 Meaning the act of causing death, especially deliberately Example The movie depicts the brutal killing of the villagers. 映画は村人たちの残忍な殺人を描いています。
B2 adjective /ˌkaɪnd ˈhɑːrtɪd/ kind-hearted 優しい 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. 彼女は常に生徒を助ける優しい教師として知られています。
B2 noun /ˈker.ə.siːn/ 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. 古いランプは停電中に光を提供するためにケロシンを燃やしていました。
B2 noun /ˈkiːɒsk/ kiosk キオスク 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. 彼女は駅の近くのキオスクで水のボトルを買いました。
B2 verb /nɪt/ knit 編む 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. 彼女は冬に友達のためにスカーフを編むのが好きです。
B2 adjective /ˈnɑː.lɪ.dʒə.bəl/ Knowledgeable 知識豊富な; 教養のある; 有識な Meaning having extensive knowledge; well-informed; educated Example She is very knowledgeable about ancient history. 彼女は古代史に非常に詳しいです。
B2 adjective /ˈnoʊ.ɪŋ/ Knowing 知識; 洞察力; 賢い; Meaning showing awareness or understanding; perceptive; shrewd Example She gave him a knowing smile when he mentioned the secret. 彼は秘密に言及したとき、彼女は知っているような笑顔を見せた。
B2 verb /ˈkɪdnæp/ kidnap 誘拐する Meaning to take someone away illegally by force Example The criminals kidnapped the wealthy businessman. 犯罪者は裕福なビジネスマンを誘拐しました。
B2 noun /nɒt/ Knot 結び目 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. 船乗りはボートを安全に停泊させるためにしっかりとしたノットを結びました。
B2 noun /ˈkɪdni/ Kidney 腎臓 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. 十分な水分を摂取することで、腎臓の健康を保つことができます。
B2 verb /niːl/ kneel ひざまずく Meaning to go down on one's knees; to rest on the knees Example The knight knelt before the king. 騎士は王の前でひざまずいた。
B2 noun /ˈkiː.pər/ 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. 動物園のキーパーは毎朝8時に動物たちに餌を与えていました。