kayaking (v.)	travelling in a small boat for sport	Let's go kayaking down the Colorado River.
keep (v.)	to store past: kept	You should keep the chocolates in a cool, dry place until you are ready to eat them.
key (n.)	a small piece of metal used for opening locks	Take these keys and open the doors.
kill (v.)	to murder, to cause death	He doesn't eat meat. He thinks it is wrong to kill animals for food.
killer (n.)	a person or animal that kills	He plays a killer who murdered two men.
kilo (n.)	kilogram, a metric unit of weight (1,000 grams)	I weigh 80 kilos.
kilometre (n.)	one thousand metres	We walked every day for many kilometres.
kind (n.)	a group of people or things that are the same in some way	I like all kinds of Italian food, not just spaghetti.
kindly (adv.)	please	Kindly take your seats, please.
king (n.)	a man who rules a nation	The king is the ruler of his country.
King Kong	an imaginary giant gorilla	Oh no! King Kong is coming! He's the biggest ape that I have ever seen!
kiss (v.)	to touch with the lips	The mother kissed her daughter good night.
knife (n.)	a sharp metal blade for cutting	He cut the bread with a sharp knife.
know (v.)	to understand past: knew	Of course I know how to make spaghetti!
Kremlin	the seat of the Russian government	In the centre of the city of Moscow stands the Kremlin.