Animals
Food
Money
Home
Fire
100

It’s raining cats and (blank)

dogs

100

I don’t like opera music, it’s not my cup of (blank)

tea

100

Be careful with my camera, it cost me an arm and a (blank)!

leg

100

When one (blank) shuts, another one opens.

door

100

Me and my neighbour get on like a (blank) on fire.

house

200

He’s the black (blank) of the family 

sheep

200

You can’t make an (blank) without breaking some eggs.

omelette

200

Printer ink is worth it’s weight in (blank).

gold

200

The (blanks) are on but no-one’s home.

lights

200

I got my (blanks) burned when I tried playing the stock market.

fingers

300

The early bird catches the (blank)

worm

300

The exam was easy, it was a piece of (blank).

cake

300

This money is burning a hole in my (blank).

pocket

300

To get a good job, first you need to get your (blank) in the door.

foot

300

Fight fire with (blank).

fire

400

Curiosity killed the (blank) 

cat

400

Sometimes I feel like a (blank) out of water.

fish

400

If you pay (blanks) you get monkeys.

peanuts

400

Home is where the (blank) is.

heart

400

I’ve been burning the (blank) at both ends.

candle

500

Nobody wants to talk about the (blank) in the room

elephant

500

It’s no use crying over spilt (blank).

milk

500

There’s no such thing as a free (blank).

lunch

500

Rents are going through the (blank) in this city.

roof

500

My suggestion didn’t help, it just added (blank) to the fire.

fuel