Words about words

Oxen is the plural of ox.

You pack a suitcase when you go away on vacation. Packing something means putting things inside it until it is full. You can pack a suitcase, boxes or even pack a wardrobe full of things.

Something is painful if it hurts.

The man in the picture is having a a painful injection.

Something is pale if it lacks color, or is close to white. The girl in the picture has pale skin. The opposite of pale is dark.

You pat something when you touch it with the palm of your hand. People usually pat dogs and cats on the head, or give each other a pat on the back for a job well done.
A very similar word to pat is stroke, where you run your hand along something slowly as you are patting it.

Peaceful is a word that describes a calm and friendly place or situation. There is no fighting, no noise, and no anger.

A peck is a quick movement made by birds when they eat, hitting their beaks against something. Birds also peck to do damage, for example woodpeckers make holes by pecking.
A movement similar to a bird's peck is also called a peck, for example "she gave him a quick peck on the cheek".

You peek when you quickly look at something from a hiding place, where you think no-one will see you. The cat in the picture is peeking out from behind a cupboard.

You peer at something when you look at it for a long time in a searching kind of way.

The plural of person is people.