A lunchbox, sometimes called a bento box, is a container you put sandwiches in to take them to school to eat for lunch. You can pack anything you like in a lunchbox, like apples, cake or nuts.
A matchbox is a small box designed to hold matches. Matchboxes usually have a rough strip along one or two sides to light the matches with.
When all the matches have run out, matchboxes are handy to keep other small items in.
Pail is another word for a bucket, particularly an old-fashioned wooden bucket.
A pan is a metal container that usually has a flat bottom and reasonably straight sides. Pans may or may not have handles. Shallow pans are called frying pans, and deeper pans are called saucepans.
Pis forPiggy bank
A piggy bank or money box is a container you use to store coins, and are usually used by children to save money. Piggy banks can be any shape but are most commonly shaped like a pig. They have a slot in the top to put coins in, and an opening at the bottom to get them out again.
A pot is a container that is usually made from earthenware or metal. Pots can be used for a great variety of things, and come in different shapes. Most pots are round but some are square, some have handles and some don't, some are narrow at the base and others are the same width the whole way up. Most pots have no lid but some do.
Pots can be used to store things in, to cook food in, or to grow plants in.
Pot is also a slang term for marijuana.
A pouch is a type of small bag that opens at the top. Pouches are often a shape that has a rounded bottom. Some animals, called marsupials have pouches.