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100

An area of land where children can play, especially at school and that often has special equipment for playing on

playground

100

Feeling unhappy because something is not interesting or because you have nothing to do

bored

100

The part of a place or thing that is furthest from the center, or the final part of something such as a period of time, activity, or story

end

200

Easy to understand or do; not difficult.

simple

200

To say that something is true or is a fact, although you cannot prove it and other people might not believe it.

claim

200

Accurate, or complying with fact or truth; containing no mistakes

correct

300

To stay away from someone or something

avoid

300

A person who change, play, or fight against another in a game, competition, etc.

opponent

300

Something that you must do, or something you need

requirement

400

Complete or not divided

whole

400

To direct all your effort and attention on one particular thing

concentrate

400

Relating or belonging to a single or particular person rather than to a group or an organization

personal

500

The ability to do things that need a lot of physical or mental effort.

strength

500

In great detail, or complete, correct, and true in every way

exact

500

Make someone feel admiration and respect

impress