Here are some vocabulary words suitable for kids:

Alphabet: The set of letters used to write a language.

Animal: A living creature that can move and is not a plant or human.

Balance: The ability to stay steady and not fall.

Color: A property of an object that is seen when light reflects off it.

Count: To say numbers in order.

Delicious: Tasting very good.

Explore: To search or travel in a new or unfamiliar place.

Friend: Someone you like and enjoy spending time with.

Happy: Feeling or showing joy.

Imagine: To create a picture or idea in your mind.

Jump: To propel yourself off the ground using your feet.

Kind: Being nice and considerate to others.

Laugh: To make sounds and show happiness.

Music: Sounds that are arranged in a pleasing way.

Nature: The world of plants, animals, and other natural things.

Ocean: A large body of saltwater.

Play: To engage in activities for fun.

Quiet: Making very little or no sound.

Read: To look at and understand written words.

Share: To give or divide something with others.

These words should provide a good starting point for building vocabulary skills in kids. Remember to introduce new words gradually and in context to help them understand and remember their meanings.