A
B
C
D
E
2

Call it a day

to stop working or doing an activity for the rest of the day
2

A piece of cake

Something very easy to do

2

Spill the tea

Share gossip/personal information

2

Give a cold shoulder

To intentionally ignore/be unfriendly

2

Blow off steam

To release pent up emotions/anger

4

Jump on the Bandwagon

join others in doing or supporting something fashionable or likely to be successful.

4

Elephant in the room

An obvious problem/difficult situation everyone is aware of but no one wants to talk about

4

Cutting corners

do something quickly by doing it in a less thorough way than you should.

4

Go the extra mile

Put in more effort than expected

4

The last straw

The final annoyance that causes a crashout

6

Break the ice

Do/say something to relieve tension

6

Burn your bridges

To destroy a relationship/opportunity permanently

6

When hell freezes over

Never, not a chance

6

A pain in the neck

Someone/something that is very annoying

6

In the same boat

In the same situation 

8

Play your cards right

to do things in an intelligent and well-planned way

8

Walk on eggshells

To be very careful with your words/actions around someone

8

Up in the air

Unsettled/undecided

8

Heart on your sleeve

Being open/honest about one's opinion

8

Put two and two together

draw a conclusion from what is known or evident.

10

Cut the Mustard

to reach or surpass a certain standard of performance

10

A storm in a teacup

To get worked up over a small thing.

10

A bolt from the blue

a sudden and unexpected event or piece of news

10

Kick the can down the road

To delay dealing with a problem

10

On Cloud Nine

To be extremely happy