That costs an arm and a leg
Very expensive
needle in a haystack
hard to find
I will tie a (knot or not) in the rope.
Knot
She saw a (bare or bear) when she was hiking.
Bear
I can't get enough chocolate. I have a huge sweet tooth.
a strong liking for sweets
Hit the nail on the head
do or say something exactly right
That's a piece of cake.
It's really easy.
She put her name on the (board or bored).
Board
She wanted to go to the beach during low (tide or tied).
Tide
My grandma loves gardening. She has a green thumb.
talent for growing plants
under the weather
feeling sick/ unwell
Cut to the chase
Get to the point
She hoped that her cut would (heel or heal) quickly.
Heal
She was going to have (serial or cereal) for breakfast.
Cereal
There's a lot to carry. Can you lend me a hand?
to help
walking on eggshells
to be very cautious around someone to not upset them or hurt their feelings
Blow off steam
Getting rid of stress or anger (ie going for a walk when you're mad)
He hiked to the top of the (peek or peak).
Peak
I just saw a (heard or herd) of cattle.
Herd
She spilled the beans about the surprise party. Now my mom knows everything.
tell a secret
Face the music
peas in a pod
being alike or similar
The bag was made of (coarse or course) black cloth.
Coarse
He is so talented; he is my (idol or idle).
Idol
You've had a chip on your shoulder since your video game was taken away.
having an unpleasant attitude or behavior