Bus stop is a place where a bus stops to allow passengers to get on and off. Railway station is a place where a train stops to allow passengers to get on and off. Airport is a place where plane stops to allow passengers to get on and off. Greet means to welcome someone with particular words or a particular action. Pocket is a small bag, usually made of cloth, sewn on the inside or outside of a piece of clothing and used to hold small objects. Pocket money is an amount of money that parents regularly give to their child to spend as they choose. Phrasebook is a small book containing helpful groups of sentences and words in a particular foreign language. Speak means to say words. Understand means to know the meaning of something that someone says. Slowly means at a slow speed. Thirsty means needing to drink something.