Idioms 1
Idioms 2
Homophones 1
Homophones 2
Commas
100

That costs an arm and a leg

Very expensive

100

She is loaded.

Has a lot of money.

100

I will tie a (knot or not) in the rope. 

Knot

100

She saw a (bare or bear) when she was hiking.

Bear

100

We went to New York City New York.

We went to New York City, New York.

200

Pitch in

Help with something

200

That's a piece of cake.

It's really easy.

200

She put her name on the (board or bored). 

Board

200

She wanted to go to the beach during low (tide or tied). 

Tide

200

No Jackie I don’t want to go with Mark.

No, Jackie I don’t want to go with Mark.

300

Sit tight

Just wait

300

Cut to the chase

Get to the point

300

She hoped that her cut would (heel or heal) quickly.

Heal

300

She was going to have (serial or cereal) for breakfast.

Cereal

300

After we go the restaurant we will go see a movie.

After we go the restaurant, we will go see a movie.

400

Twist someone's arm

Coerce or really persuade someone to do something

400

Blow of steam

Getting rid of stress or anger (ie going for a walk when you're mad)

400

He hiked to the top of the (peek or peak). 

Peak

400

I just saw a (heard or herd) of cattle. 

Herd

400

Mrs. Paulson my English teacher is teaching me how to use commas. (two commas)

Mrs. Paulson, my English teacher, is teaching me how to use commas.

500

Face the music

Rectify or deal with your mistakes
500

Pony up

Pay for something or settle a debt

500

The bag was made of (coarse or course) black cloth.

Coarse

500

He is so talented; he is my (idol or idle). 

Idol

500

Fred who often cheats on his homework is really only harming himself. (two commas)

Fred, who often cheats on his homework, is really only harming himself.