A: Doctor, I have a severe pain in my lower back.
B: It may be your kidneys , let me check.
kidney
n. 腎，腎臟
A: Who is your next of kin ?
B: My father.
kin
n. [總稱]親屬，家屬
A: I’ve hurt myself, do you have a bandage?
B: Yeah, there is one in the first aid kit.
kit
n. 1。成套的工具，（適應特定需要的）成套用品
vt.(out) 裝備
A: I just bought a new kitten , she is very cute.
B: She may be now, but she will soon grow up!
kitten
n. 小貓
A: You are my knight in shining armor.
B: Well, that makes you my princess.
knight
n. 1。（中世紀）騎士；2。爵士；3。（國際象棋中）馬
vt. 封……為爵士
A: Did you make this blanket?
B: Yes, it took three weeks to knit .
knit
vt. 1。編結，編織；2。使緊密地結合，使緊湊；3。皺緊，皺（眉）
vi. 1。編織，編結；2。（骨折）愈合
A: The potatoes are best with a knob of butter.
B: Oh, but I don’t like potatoes or butter.
knob
n. 1。（門、抽屜的）球形把手，球形柄；2。（收音機等的）旋扭；3。小塊
A: What happened to your knuckles ? They are bleeding.
B: Oh, I cycled in a wall and grazed them.
knuckle
n. 指節
vi. 1. (down) 開始努力工作；2.(under)屈服